Table of contents for issues of Scientific American

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Volume 162, Number 1, January, 1940
Volume 162, Number 2, February, 1940
Volume 162, Number 3, March, 1940
Volume 162, Number 4, April, 1940
Volume 162, Number 5, May, 1940
Volume 162, Number 6, June, 1940
Volume 163, Number 1, July, 1940
Volume 163, Number 2, August, 1940
Volume 163, Number 3, September, 1940
Volume 163, Number 4, October, 1940
Volume 163, Number 5, November, 1940
Volume 163, Number 6, December, 1940
Volume 164, Number 1, January, 1941
Volume 164, Number 2, February, 1941
Volume 164, Number 3, March, 1941
Volume 164, Number 4, April, 1941
Volume 164, Number 5, May, 1941
Volume 164, Number 6, June, 1941
Volume 165, Number 1, July, 1941
Volume 165, Number 2, August, 1941
Volume 165, Number 3, September, 1941
Volume 165, Number 4, October, 1941
Volume 165, Number 5, November, 1941
Volume 165, Number 6, December, 1941
Volume 166, Number 1, January, 1942
Volume 166, Number 2, February, 1942
Volume 166, Number 3, March, 1942
Volume 166, Number 4, April, 1942
Volume 166, Number 5, May, 1942
Volume 166, Number 6, June, 1942
Volume 167, Number 1, July, 1942
Volume 167, Number 2, August, 1942
Volume 167, Number 3, September, 1942
Volume 167, Number 4, October, 1942
Volume 167, Number 5, November, 1942
Volume 167, Number 6, December, 1942
Volume 168, Number 1, January, 1943
Volume 168, Number 2, February, 1943
Volume 168, Number 3, March, 1943
Volume 168, Number 4, April, 1943
Volume 168, Number 5, May, 1943
Volume 168, Number 6, June, 1943
Volume 169, Number 1, July, 1943
Volume 169, Number 2, August, 1943
Volume 169, Number 3, September, 1943
Volume 169, Number 4, October, 1943
Volume 169, Number 5, November, 1943
Volume 169, Number 6, December, 1943
Volume 170, Number 1, January, 1944
Volume 170, Number 2, February, 1944
Volume 170, Number 3, March, 1944
Volume 170, Number 4, April, 1944
Volume 170, Number 5, May, 1944
Volume 170, Number 6, June, 1944
Volume 171, Number 1, July, 1944
Volume 171, Number 2, August, 1944
Volume 171, Number 3, September, 1944
Volume 171, Number 4, October, 1944
Volume 171, Number 5, November, 1944
Volume 171, Number 6, December, 1944
Volume 172, Number 1, January, 1945
Volume 172, Number 2, February, 1945
Volume 172, Number 3, March, 1945
Volume 172, Number 4, April, 1945
Volume 172, Number 5, May, 1945
Volume 172, Number 6, June, 1945
Volume 173, Number 1, July, 1945
Volume 173, Number 2, August, 1945
Volume 173, Number 3, September, 1945
Volume 173, Number 4, October, 1945
Volume 173, Number 5, November, 1945
Volume 173, Number 6, December, 1945
Volume 174, Number 1, January, 1946
Volume 174, Number 2, February, 1946
Volume 174, Number 3, March, 1946
Volume 174, Number 4, April, 1946
Volume 174, Number 5, May, 1946
Volume 174, Number 6, June, 1946
Volume 175, Number 1, July, 1946
Volume 175, Number 2, August, 1946
Volume 175, Number 3, September, 1946
Volume 175, Number 4, October, 1946
Volume 175, Number 5, November, 1946
Volume 175, Number 6, December, 1946
Volume 176, Number 1, January, 1947
Volume 176, Number 2, February, 1947
Volume 176, Number 3, March, 1947
Volume 176, Number 4, April, 1947
Volume 176, Number 5, May, 1947
Volume 176, Number 6, June, 1947
Volume 177, Number 1, July, 1947
Volume 177, Number 2, August, 1947
Volume 177, Number 3, September, 1947
Volume 177, Number 4, October, 1947
Volume 177, Number 5, November, 1947
Volume 177, Number 6, December, 1947
Volume 178, Number 1, January, 1948
Volume 178, Number 2, February, 1948
Volume 178, Number 3, March, 1948
Volume 178, Number 4, April, 1948
Volume 178, Number 5, May, 1948
Volume 178, Number 6, June, 1948
Volume 179, Number 1, July, 1948
Volume 179, Number 2, August, 1948
Volume 179, Number 3, September, 1948
Volume 179, Number 4, October, 1948
Volume 179, Number 5, November, 1948
Volume 179, Number 6, December, 1948
Volume 180, Number 1, January, 1949
Volume 180, Number 2, February, 1949
Volume 180, Number 3, March, 1949
Volume 180, Number 4, April, 1949
Volume 180, Number 5, May, 1949
Volume 180, Number 6, June, 1949
Volume 181, Number 1, July, 1949
Volume 181, Number 2, August, 1949
Volume 181, Number 3, September, 1949
Volume 181, Number 4, October, 1949
Volume 181, Number 5, November, 1949
Volume 181, Number 6, December, 1949


Scientific American
Volume 162, Number 1, January, 1940

                      Anonymous   50 Years Ago: 50 Years Ago in
                                  \booktitleScientific American  . . . . . 2--2
               Edgar D. Tillyer   Personalities in Science . . . . . . . . 3--3
                      Anonymous   Frontispiece: X Rays Reveal the Secrets
                                  Beneath its Paint  . . . . . . . . . . . 4--4
                      Anonymous   Editorials: Our Point of View  . . . . . 9--9
               F. D. McHugh and   
               Alexander Klemin   \booktitleScientific American Digest:
                                  Versatile Eye-Testing Machine, Improved
                                  White Lead, and more . . . . . . . . . . 26--54
                  Jacob Deschin   Camera Angles Round Table  . . . . . . . 55--55
                      Anonymous   Our Book Corner  . . . . . . . . . . . . 56--57
              Albert G. Ingalls   Telescoptics . . . . . . . . . . . . . . 58--61
                      Anonymous   Current Bulletin Briefs  . . . . . . . . 62--62
                  Orson D. Munn   Legal High-Lights: Apportionment,
                                  Unreconstructed, and more  . . . . . . . 63--63
         Charles Wisner Barrell   Identifying `Shakespeare'  . . . . . . . 5--8
                James A. Bauble   To Combat Noise  . . . . . . . . . . . . 10--11
           Henry Norris Russell   Dust Clouds of Space . . . . . . . . . . 12--13
              Albert G. Ingalls   The Carboniferous Mystery  . . . . . . . 14--14
                      Anonymous   Four Fastest . . . . . . . . . . . . . . 15--15
                   G. M. Barnes   Our Superior Modernized 75's . . . . . . 16--18
                      Anonymous   Controlled Comfort for Workers . . . . . 19--19
                Andrew R. Boone   Electrons Dance the Rhumba . . . . . . . 20--21
                  Nelson Glueck   The Pittsburgh of Old Palestine  . . . . 22--24
                      Anonymous   The Snow Cruiser, A Mobile Base for
                                  Antarctica . . . . . . . . . . . . . . . 25--25

Scientific American
Volume 162, Number 2, February, 1940

                      Anonymous   50 Years Ago: 50 Years Ago in
                                  \booktitleScientific American  . . . . . 66--66
                      Anonymous   Editorials: Our Point of View  . . . . . 68--68
            Philo T. Farnsworth   Personalities in Science . . . . . . . . 69--69
               F. D. McHugh and   
               Alexander Klemin   \booktitleScientific American Digest:
                                  Neon Lamps Simplify Slip-Speed Checks,
                                  Weighting ``Top-Heavy'' Destroyers, and
                                  more . . . . . . . . . . . . . . . . . . 95--118
                      Anonymous   Camera Angles Round Table  . . . . . . . 119--119
                      Anonymous   Our Book Corner  . . . . . . . . . . . . 120--121
              Albert G. Ingalls   Telescoptics . . . . . . . . . . . . . . 122--125
                      Anonymous   Current Bulletin Briefs  . . . . . . . . 126--126
                  Orson D. Munn   Legal High-Lights: Reassuring,
                                  Recordings, and more . . . . . . . . . . 127--127
                      Anonymous   For Propeller Designers to Study . . . . 70--70
                J. Edgar Hoover   Photography in Crime Detection . . . . . 71--74
             Charles F. A. Mann   A Bridge that Floats . . . . . . . . . . 75--77
                 H. T. Rutledge   Air, Water, Coal . . . . . . . . . . . . 78--81
                 Robert Littell   Stopping Time  . . . . . . . . . . . . . 82--84
                      Anonymous   Winners in the Fourth Annual
                                  \booktitleScientific American
                                  Photography Contest  . . . . . . . . . . 85--85
           Henry Norris Russell   Algol's Eclipses . . . . . . . . . . . . 86--87
                Andrew R. Boone   Seven Million Maps . . . . . . . . . . . 88--88
                      Anonymous   Molds by Electro-Forming . . . . . . . . 89--89
                   A. W. Jessup   Engineering in Dentistry . . . . . . . . 90--91
               G. H. Estabrooks   Spare Parts  . . . . . . . . . . . . . . 92--94

Scientific American
Volume 162, Number 3, March, 1940

                      Anonymous   50 Years Ago: 50 Years Ago in
                                  \booktitleScientific American  . . . . . 130--130
             George R. Harrison   Personalities in Science . . . . . . . . 131--131
                      Anonymous   Frontispiece: Pure Science Teams With
                                  Industry . . . . . . . . . . . . . . . . 132--132
                      Anonymous   Editorials: Our Point of View  . . . . . 137--137
               F. D. McHugh and   
               Alexander Klemin   \booktitleScientific American Digest:
                                  Screen Made by Electroplating, The
                                  Eskimo Goes Modern, and more . . . . . . 158--182
                      Anonymous   Camera Angles Round Table  . . . . . . . 183--183
                      Anonymous   Our Book Corner  . . . . . . . . . . . . 184--185
              Albert G. Ingalls   Telescoptics . . . . . . . . . . . . . . 186--189
                      Anonymous   Current Bulletin Briefs  . . . . . . . . 190--190
                  Orson D. Munn   Legal High-Lights: Varicolored, Ham and
                                  Eggs, and more . . . . . . . . . . . . . 191--191
               Benjamin Adelman   Silent Enemies . . . . . . . . . . . . . 133--135
                      Anonymous   `Open House' . . . . . . . . . . . . . . 136--136
                 Charles Edison   New Engineering in the Navy  . . . . . . 138--139
           Henry Norris Russell   A Famous Theory Weakens  . . . . . . . . 140--141
                Philip H. Smith   Debutante Metal --- Beryllium  . . . . . 142--144
             A. Cressy Morrison   Why Pure Science Pays  . . . . . . . . . 145--147
               Walter L. Finlay   Soundless Sound Waves  . . . . . . . . . 148--149
                 H. T. Rutledge   Restoring Rome's Colosseum . . . . . . . 150--151
                     Earl Aiken   Glass Takes On Color . . . . . . . . . . 152--154
                      Anonymous   An `Engineered' Lily Pad . . . . . . . . 155--155
                  C. E. Milbury   Mystery of the Magnetic Mine . . . . . . 156--157

Scientific American
Volume 162, Number 4, April, 1940

                      Anonymous   Personalities in Industry  . . . . . . . 195--195
                      Anonymous   50 Years Ago: 50 Years Ago in
                                  \booktitleScientific American  . . . . . 196--196
                      Anonymous   Editorials: Our Point of View  . . . . . 203--203
               F. D. McHugh and   
               Alexander Klemin   \booktitleScientific American Digest:
                                  ``Damp Cold'' Better than Dry Cold,
                                  Engineer Discovers ``Lightning''
                                  Radiation, and more  . . . . . . . . . . 222--246
                      Anonymous   Camera Angles Round Table  . . . . . . . 247--247
                      Anonymous   Our Book Corner  . . . . . . . . . . . . 248--249
              Albert G. Ingalls   Telescoptics . . . . . . . . . . . . . . 250--253
                      Anonymous   Current Bulletin Briefs  . . . . . . . . 254--254
                  Orson D. Munn   Legal High-Lights: Crown Caps, Bubble
                                  Tower, and more  . . . . . . . . . . . . 255--255
                      Anonymous   Air Control Solves Tube Problem  . . . . 198--198
          Charles Morrow Wilson   Green Dragon of the Tropics  . . . . . . 199--202
                   Graham Edgar   More Miles Per Gallon  . . . . . . . . . 204--206
                 H. T. Rutledge   What Does the Soil Need? . . . . . . . . 207--207
           Henry Norris Russell   Stars that have Chemistries  . . . . . . 208--209
              Kirtley F. Mather   Man's Earthly Future . . . . . . . . . . 210--212
                Edward Nuebling   When Water Shortage Threatens  . . . . . 213--215
               Walter L. Finlay   Soundless Sound Waves  . . . . . . . . . 216--217
                R. T. Griebling   Railroads in the Cellar  . . . . . . . . 218--219
            Barclay Moon Newman   Food by Vein . . . . . . . . . . . . . . 220--221

Scientific American
Volume 162, Number 5, May, 1940

                      Anonymous   50 Years Ago: 50 Years Ago in
                                  \booktitleScientific American  . . . . . 258--258
             Ernest O. Lawrence   Personalities in Science . . . . . . . . 259--259
                      Anonymous   Frontispiece: Flagship of a Record
                                  Breaking Fleet . . . . . . . . . . . . . 260--260
                      Anonymous   Editorials: Our Point of View  . . . . . 265--265
               F. D. McHugh and   
               Alexander Klemin   \booktitleScientific American Digest:
                                  Glycerine from Petroleum, Electrostatic
                                  Iron Ore Separator, and more . . . . . . 286--310
                  Jacob Deschin   Camera Angles Round Table  . . . . . . . 311--311
                      Anonymous   Our Book Corner  . . . . . . . . . . . . 312--313
              Albert G. Ingalls   Telescoptics . . . . . . . . . . . . . . 314--317
                      Anonymous   Current Bulletin Briefs  . . . . . . . . 318--318
                  Orson D. Munn   Legal High-Lights: Corporate Names,
                                  Equitable Morality, and more . . . . . . 319--319
          Brockholst Livingston   Blimps and Modern Warfare  . . . . . . . 261--263
                      Anonymous   Who was Shakespeare? . . . . . . . . . . 264--264
                   J. Reid Moir   Treasure in East Anglia  . . . . . . . . 266--267
                Jean Harrington   Don't Worry --- it Can't Happen  . . . . 268--268
                      Anonymous   Packaged by Science  . . . . . . . . . . 269--269
                     F. E. Wood   Railroadbed Highway  . . . . . . . . . . 270--271
           Henry Norris Russell   Even the Earth Errs  . . . . . . . . . . 272--273
              Kirtley F. Mather   Man's Earthly Future . . . . . . . . . . 274--276
                      Anonymous   Fish Hooks of New Alloy  . . . . . . . . 277--277
                John F. McMahon   Employee Health Pays Dividends . . . . . 278--281
                     A. P. Peck   Television Relayed . . . . . . . . . . . 282--282
                      Anonymous   Rail Fissures Give up Secrets  . . . . . 283--283
            Barclay Moon Newman   Making Tissues Ageless . . . . . . . . . 284--285

Scientific American
Volume 162, Number 6, June, 1940

                      Anonymous   50 Years Ago: 50 Years Ago in
                                  \booktitleScientific American  . . . . . 322--322
                      Anonymous   Editorials: Our Point of View  . . . . . 329--329
               F. D. McHugh and   
               Alexander Klemin   \booktitleScientific American Digest:
                                  Indian Arrow Poison for Arthritis,
                                  Mental Disease, Enamels for Plastics,
                                  and more . . . . . . . . . . . . . . . . 350--372
                      Anonymous   Camera Angles Round Table  . . . . . . . 373--373
                      Anonymous   Our Book Corner  . . . . . . . . . . . . 374--375
              Albert G. Ingalls   Telescoptics . . . . . . . . . . . . . . 376--379
                      Anonymous   Current Bulletin Briefs  . . . . . . . . 380--380
                  Orson D. Munn   Legal High-Lights: Ethyl, Style Piracy,
                                  and more . . . . . . . . . . . . . . . . 381--381
                      Anonymous   Index to Vol. 162  . . . . . . . . . . . 382--383
                      Anonymous   Long Range Defense . . . . . . . . . . . 324--324
            William H. Wenstrom   Inventions Win Wars  . . . . . . . . . . 325--327
                      Anonymous   Seismographing for Oil . . . . . . . . . 328--328
                W. F. McCulloch   History in a Bog . . . . . . . . . . . . 330--331
           Henry Norris Russell   What Causes Magnetic Storms? . . . . . . 332--333
                Philip H. Smith   Tantalum --- New Old Metal . . . . . . . 334--335
            Barclay Moon Newman   What is Death? . . . . . . . . . . . . . 336--337
                William Crowder   Marvels of the Night . . . . . . . . . . 338--340
                      Anonymous   Foods X-Rayed  . . . . . . . . . . . . . 341--341
                 C. W. Sheppard   A Big Gun of Science . . . . . . . . . . 342--343
            Thomas H. MacDonald   For Better Roads . . . . . . . . . . . . 344--346
                Victor E. Maier   Goethe Link Observatory  . . . . . . . . 347--347
                    Ruth Ringle   Ghost Forests  . . . . . . . . . . . . . 348--349


Scientific American
Volume 163, Number 1, July, 1940

                      Anonymous   50 Years Ago: 50 Years Ago in
                                  \booktitleScientific American  . . . . . 2--2
              Donald W. Douglas   Personalities in Industry  . . . . . . . 3--3
                      Anonymous   Frontispiece: The World's Most Powerful
                                  X-Ray Apparatus  . . . . . . . . . . . . 4--4
                      Anonymous   Editorials: Our Point of View  . . . . . 9--9
                Philip H. Smith   Industrial Trends  . . . . . . . . . . . 12--12
                      Anonymous   Browsing with the Editor . . . . . . . . 17--17
                Jean Harrington   Seeing With Electricity  . . . . . . . . 20--22
               F. D. McHugh and   
               Alexander Klemin   \booktitleScientific American Digest:
                                  Coal and Kilowatts, Carboloy Extrusion
                                  Process, and more  . . . . . . . . . . . 23--32
              Albert G. Ingalls   Telescoptics . . . . . . . . . . . . . . 33--35
                  Jacob Deschin   Camera Angles: Making the Most of Your
                                  Vacation Shots, Prepared Solutions Vs
                                  Mixing Your Own, and more  . . . . . . . 36--40
                      Anonymous   Camera Angles Round Table  . . . . . . . 41--41
                      Anonymous   Our Book Corner  . . . . . . . . . . . . 42--43
              A. D. Rathbone IV   Your Firearms and Fishing Tackle: Gun
                                  Collector's Philosophy, Are Fish
                                  Color-Blind?, and more . . . . . . . . . 44--46
                  Orson D. Munn   Legal High-Lights: Affirmation, FTC
                                  Injunction, and more . . . . . . . . . . 47--47
               James L. H. Peck   America's Winged Weapons . . . . . . . . 5--7
                      Anonymous   Crew of Ten Handles a London Barrage
                                  Balloon  . . . . . . . . . . . . . . . . 8--8
            William H. Waggaman   The Chemical Giant . . . . . . . . . . . 10--11
                      Anonymous   Insect Quarantine  . . . . . . . . . . . 13--13
                Frank C. Hibben   Sandia Man . . . . . . . . . . . . . . . 14--15
                Roy H. Copperud   Is Atomic Energy Nearer? . . . . . . . . 16--16
           Henry Norris Russell   Bleak Black Ball of Rock . . . . . . . . 18--19

Scientific American
Volume 163, Number 2, August, 1940

                      Anonymous   Editorials: Our Point of View  . . . . . 51--51
                      Anonymous   50 Years Ago: 50 Years Ago in
                                  \booktitleScientific American  . . . . . 52--52
                      Anonymous   Frontispiece: Steel Cavalry of Modern
                                  War  . . . . . . . . . . . . . . . . . . 54--54
                J. E. McInerney   Military Science: Machines for War . . . 55--59
                      Anonymous   Tanks, Larger Cruisers . . . . . . . . . 59--59
                Philip H. Smith   Science in Industry: Achievements in
                                  Textiles . . . . . . . . . . . . . . . . 60--62
                      Anonymous   Metal from the Sea . . . . . . . . . . . 62--63
                      Anonymous   Bond, Porcelain-Like, and more . . . . . 63--66
                Philip H. Smith   Industrial Trends  . . . . . . . . . . . 67--67
              Loring A. Schuler   Scientific Research: Maestro of the Atom 68--71
                      Anonymous   More About the Cyclotron . . . . . . . . 71--72
                      Anonymous   Electron Volts, Raman Effect . . . . . . 72--72
                      Anonymous   Browsing with the Editor . . . . . . . . 73--73
           Henry Norris Russell   Astronomy: An Ideal Experiment . . . . . 74--75
             Willis H. Magratha   Archeology: The Temple of the Effigy . . 76--78
                      Anonymous   Mound Builders, Exaggerated  . . . . . . 78--78
               Joseph G. Levine   Aviation: What Makes an Aviator? . . . . 79--80
                      Anonymous   50,000 Airplanes, Camera Guns, and more  80--81
              Albert G. Ingalls   Health Science: Is your Pet Dentrifice
                                  Safe?  . . . . . . . . . . . . . . . . . 82--82
                      Anonymous   Bleeders, Theelin, and more  . . . . . . 82--83
                Frederick Kuhne   Miscellany: Why Universal
                                  Fingerprinting?  . . . . . . . . . . . . 84--85
                      Anonymous   Healthier Plants, Heroic Casting, and
                                  more . . . . . . . . . . . . . . . . . . 85--91
                  Jacob Deschin   Camera Angles  . . . . . . . . . . . . . 92--93
              A. D. Rathbone IV   Your Firearms and Fishing Tackle . . . . 100--102
                      Anonymous   Our Book Corner  . . . . . . . . . . . . 103--105
              Albert G. Ingalls   Telescoptics . . . . . . . . . . . . . . 106--109
                  Orson D. Munn   Legal High-Lights  . . . . . . . . . . . 110--111
                      Anonymous   Current Bulletin Briefs  . . . . . . . . 112--112
                      Anonymous   Fifth Annual \booktitleScientific
                                  American Amateur Photography Contest . . 94--94

Scientific American
Volume 163, Number 3, September, 1940

                      Anonymous   50 Years Ago: 50 Years Ago in
                                  \booktitleScientific American  . . . . . 114--114
                   David Burpee   Personalities in Science . . . . . . . . 115--115
                      Anonymous   Frontispiece: A Hail of Lead Fire Over
                                  England  . . . . . . . . . . . . . . . . 116--116
             Charles M. Hackett   Science in Industry: Coal Tar Began it   117--119
                Harold Lawrence   Breath of Industry . . . . . . . . . . . 119--121
                      Anonymous   Hot-Spray, Spring Isolator, and more . . 121--124
                Philip H. Smith   Industrial Trends  . . . . . . . . . . . 125--125
              Charles A. McAvoy   Health Science: First Aid For Burns  . . 126--127
                      Anonymous   Stimulating, Fair Exchange, and more . . 127--127
           Henry Norris Russell   Astronomy: Interstellar Gas  . . . . . . 128--129
          Brockholst Livingston   National Defense: Build No Freaks  . . . 130--132
                      Anonymous   U.S. Tanks, ``North Carolina'' . . . . . 132--132
                      Anonymous   Editorials: Our Point of View  . . . . . 133--133
                Andrew R. Boone   Engineering: Mud, Concrete, and Oil  . . 134--135
                 R. G. Skerrett   Under Mohile River . . . . . . . . . . . 135--136
                      Anonymous   Road Protection  . . . . . . . . . . . . 136--136
                      Anonymous   Browsing with the Editor . . . . . . . . 137--137
               Alexander Klemin   Aviation: Helicopters  . . . . . . . . . 138--138
                      Anonymous   Airships, Engine, and more . . . . . . . 138--139
                Philip H. Smith   Scientific Research: No Short-Cut
                                  Horticulture . . . . . . . . . . . . . . 140--142
                      Anonymous   Efficient Turbines, Star ``Jackets'',
                                  and more . . . . . . . . . . . . . . . . 142--143
                 C. W. Sheppard   Miscellany: Physics In Court . . . . . . 144--145
                      Anonymous   Edison, Inventors Aid, and more  . . . . 145--155
                  Jacob Deschin   Camera Angles  . . . . . . . . . . . . . 156--163
              A. D. Rathbone IV   Your Firearms and Fishing Tackle: Your
                                  Firearms And Ishing- Tackle. . . . . . . 164--166
                      Anonymous   Our Book Corner  . . . . . . . . . . . . 167--169
              Albert G. Ingalls   Telescoptics . . . . . . . . . . . . . . 170--173
                  Orson D. Munn   Legal High-Lights  . . . . . . . . . . . 174--175
                      Anonymous   Current Bulletin Briefs  . . . . . . . . 176--176

Scientific American
Volume 163, Number 4, October, 1940

                      Anonymous   Editorials: Our Point of View  . . . . . 179--179
                      Anonymous   50 Years Ago: 50 Years Ago in
                                  \booktitleScientific American  . . . . . 180--180
                      Anonymous   Frontispiece: Mechanical Shock-Troops of
                                  the Blitzkrieg . . . . . . . . . . . . . 182--182
                A. B. Vosseller   National Defense: Bombers Plus
                                  Battleships  . . . . . . . . . . . . . . 183--185
                      Anonymous   Aircraft Versus Warships . . . . . . . . 185--186
               James L. H. Peck   Helldivers . . . . . . . . . . . . . . . 186--188
                      Anonymous   Smokeless, Flashless . . . . . . . . . . 188--188
               Alexander Klemin   Aviation: Sikorsky's Helicopter  . . . . 189--189
                      Anonymous   Propeller Cuffs  . . . . . . . . . . . . 189--189
            Barclay Moon Newman   Health Science: Geriatrics . . . . . . . 190--192
                      Anonymous   Steadily Better, Roto  . . . . . . . . . 192--192
                      Anonymous   Browsing with the Editor . . . . . . . . 193--193
           Henry Norris Russell   Astronomy: How Big Does the Mood Look?   194--195
                     A. P. Peck   Science in Industry: When You Steer a
                                  Motor-Car  . . . . . . . . . . . . . . . 196--197
                      Anonymous   Carbon Dioxide on Wheels . . . . . . . . 197--198
                      Anonymous   Nylon, Turbine Shafts, and more  . . . . 198--200
                Philip H. Smith   Industrial Trends  . . . . . . . . . . . 201--201
                 C. W. Sheppard   Scientific Research: The Evanescent
                                  Mesotron . . . . . . . . . . . . . . . . 202--203
                      Anonymous   Spectro Photometer, Hygrometer, and more 203--204
                Philip H. Smith   Roots are Pumps  . . . . . . . . . . . . 205--205
              Clarence A. Mills   Miscellany: Business and Changing
                                  Climates . . . . . . . . . . . . . . . . 206--208
                      Anonymous   Turkey Steaks, Niagara Bridge, and more  208--219
              A. D. Rathbone IV   Your Firearms and Fishing Tackle . . . . 220--223
                  Jacob Deschin   Camera Angles  . . . . . . . . . . . . . 224--230
                      Anonymous   Our Book Corner  . . . . . . . . . . . . 231--233
              Albert G. Ingalls   Telescoptics . . . . . . . . . . . . . . 234--237
                  Orson D. Munn   Legal High-Lights  . . . . . . . . . . . 238--239
                      Anonymous   Current Bulletin Briefs  . . . . . . . . 240--240

Scientific American
Volume 163, Number 5, November, 1940

                      Anonymous   Editorials: Our Point of View  . . . . . 243--243
                      Anonymous   50 Years Ago: 50 Years Ago in
                                  \booktitleScientific American  . . . . . 244--245
                      Anonymous   Browsing with the Editor . . . . . . . . 246--246
               William H. Mason   Personalities in Industry  . . . . . . . 247--247
                      Anonymous   Frontispiece: Relief Maps from Aerial
                                  Photographs  . . . . . . . . . . . . . . 248--248
              William B. Landis   Science in Industry: Rubber for America  249--252
                      Anonymous   Dry-Cleaning Grows Up  . . . . . . . . . 252--253
                      Anonymous   Banana Fiber, Temperature Pills, and
                                  more . . . . . . . . . . . . . . . . . . 253--256
                      Anonymous   Industrial Trends  . . . . . . . . . . . 257--257
           Hugh O'Neill Hencken   Archeology: What are Pattee's Caves? . . 258--259
               Alexander Klemin   Aviation: Blind Landing  . . . . . . . . 260--261
                      Anonymous   Autogiro, Safety . . . . . . . . . . . . 261--261
               Sidney J. French   Scientific Research: Plastic Metals  . . 262--264
                      Anonymous   Less Friction, ``Oiling'' Oil, and more  264--265
           Henry Norris Russell   Astronomy: The Origin of the Earth . . . 266--267
                L. T. Henderson   Engineering: Dumps a Car a Minute  . . . 268--269
                      Anonymous   Nitrided Stainless, Cantonments, and
                                  more . . . . . . . . . . . . . . . . . . 269--270
               Edwin R. Bogusch   Miscellany: Life's Debt to Death . . . . 271--273
                 H. T. Rutledge   The Auto Show Moves In . . . . . . . . . 273--275
                      Anonymous   Battery, Long-Lived Fungus, and more . . 275--283
                  Jacob Deschin   Camera Angles  . . . . . . . . . . . . . 284--291
                      Anonymous   Our Book Corner  . . . . . . . . . . . . 295--297
              Albert G. Ingalls   Telescoptics . . . . . . . . . . . . . . 298--301
                  Orson D. Munn   Legal High-Lights  . . . . . . . . . . . 302--303
                      Anonymous   Current Bulletin Briefs  . . . . . . . . 304--304
              A. D. Rathbone IV   Your Firearms and Fishing Tackle . . . . 292--294

Scientific American
Volume 163, Number 6, December, 1940

                      Anonymous   Editorials: Our Point of View  . . . . . 307--307
                      Anonymous   50 Years Ago: 50 Years Ago in
                                  \booktitleScientific American  . . . . . 308--308
                Martin L. Davey   Personalities in Industry  . . . . . . . 309--309
                      Anonymous   Frontispiece: Eight Streams of Metal
                                  Stings . . . . . . . . . . . . . . . . . 310--310
               James L. H. Peck   National Defense: Airpower for Defense   311--314
                      Anonymous   Rubber Die, Dive-Bomber  . . . . . . . . 314--314
                      Anonymous   Browsing with the Editor . . . . . . . . 315--315
              Yandell Henderson   Health Science: Government-Made Addicts  316--318
                      Anonymous   Radio Knives, Nervous, and more  . . . . 318--319
           Henry Norris Russell   Astronomy: What is on Venus? . . . . . . 320--321
               Alexander Klemin   Aviation: Protecting Gasoline Tanks  . . 322--322
                      Anonymous   Hydraulic Testing, Air Trailers, and
                                  more . . . . . . . . . . . . . . . . . . 322--323
                Philip H. Smith   Science in Industry: Lightless Light . . 324--327
                      Anonymous   Carbolic from Gases  . . . . . . . . . . 327--328
                      Anonymous   Natural Gas Storage, Powder Screen, and
                                  more . . . . . . . . . . . . . . . . . . 328--330
                Philip H. Smith   Industrial Trends  . . . . . . . . . . . 331--331
              Albert G. Ingalls   Miscellany: Four Centuries Late  . . . . 332--333
                      Anonymous   Saving Snow, Wood Briquettes, and more   333--345
                  Jacob Deschin   Camera Angles  . . . . . . . . . . . . . 346--353
              A. D. Rathbone IV   Your Firearms and Fishing Tackle . . . . 354--356
                      Anonymous   Our Book Corner  . . . . . . . . . . . . 357--358
              Albert G. Ingalls   Telescoptics . . . . . . . . . . . . . . 360--363
                  Orson D. Munn   Legal High-Lights  . . . . . . . . . . . 364--365
                      Anonymous   Current Bulletin Briefs  . . . . . . . . 366--366
                      Anonymous   Index to Volume 163, July--December,
                                  1940 . . . . . . . . . . . . . . . . . . 367--370


Scientific American
Volume 164, Number 1, January, 1941

                      Anonymous   Editorials: Our Point of View  . . . . . 3--3
                      Anonymous   50 Years Ago: 50 Years Ago in
                                  \booktitleScientific American  . . . . . 4--4
             James B. Macelwane   Personalities in Science . . . . . . . . 5--5
                      Anonymous   Frontispiece: The Outer Mummy Case of
                                  Egypt's King Psusennes . . . . . . . . . 6--6
            Barclay Moon Newman   Medical Science: Animal Methuselahs  . . 7--10
                      Anonymous   Too Strong, Schizophrenia  . . . . . . . 10--10
                      Anonymous   Browsing with the Editor . . . . . . . . 11--11
               James L. H. Peck   National Defense: Heroes in Glass Houses 12--14
                      Anonymous   Speed-Up, Expansion, and more  . . . . . 14--15
               Sidney J. French   Science in Industry: The Inside Story of
                                  Rayon  . . . . . . . . . . . . . . . . . 16--18
                      Anonymous   Better Glass, Frequency Meter, and more  18--20
                      Anonymous   Industrial Trends  . . . . . . . . . . . 21--21
           Henry Norris Russell   Astronomy: The Brightest Known Star  . . 22--23
                 R. G. Skerrett   Engineering: Water for our Greatest City 24--26
                      Anonymous   ``Pancake'' Locomotive, Ground Wires . . 26--26
              Albert G. Ingalls   Archeology: Psusennes' Tomb  . . . . . . 27--27
                     A. P. Peck   Miscellany: What Makes `Fantasia' Click  28--30
                  W. Mack Angas   Fireless Steam Locomotives . . . . . . . 30--32
               Francis M. Falge   Photo-Finishes . . . . . . . . . . . . . 32--33
                      Anonymous   Humidifiers, Stack ``Surgery'', and more 33--45
                  Jacob Deschin   Camera Angles  . . . . . . . . . . . . . 46--51
              A. D. Rathbone IV   Your Firearms and Fishing Tackle . . . . 52--54
                      Anonymous   Our Book Corner  . . . . . . . . . . . . 55--57
              Albert G. Ingalls   Telescoptics . . . . . . . . . . . . . . 58--61
                  Orson D. Munn   Legal High-Lights  . . . . . . . . . . . 62--63
                      Anonymous   Current Bulletin Briefs  . . . . . . . . 64--64

Scientific American
Volume 164, Number 2, February, 1941

                      Anonymous   50 Years Ago: 50 Years Ago in
                                  \booktitleScientific American  . . . . . 66--67
                      Anonymous   Editorials: Our Point of View  . . . . . 68--68
                  C. V. Whitney   Personalities in Industry  . . . . . . . 69--69
                      Anonymous   Frontispiece: 20 years of Broadcasting   70--70
                Andrew R. Boone   Health Science: Better Health from the
                                  Sea  . . . . . . . . . . . . . . . . . . 74--76
                      Anonymous   Verification, Eyesight, and more . . . . 76--76
                      Anonymous   Browsing with the Editor . . . . . . . . 77--77
               Walter L. Finlay   Scientific Research: Fighting Friction   78--81
                      Anonymous   Photometer, March of Technology  . . . . 81--81
           Henry Norris Russell   Astronomy: Sun-Spot Distribution . . . . 82--83
               Alexander Klemin   Aviation: Robot Photographic Observer    84--84
                      Anonymous   Inexpensive  . . . . . . . . . . . . . . 84--85
                      Anonymous   Cockpit Release, Test Tower  . . . . . . 85--85
         W. Creighton Peet, Jr.   National Defense: We Build More Ships    86--88
                      Anonymous   Floating Power Plant, Test Bomb  . . . . 88--88
               J. F. Neumueller   Science in Industry: Eye Science Moves
                                  Forward  . . . . . . . . . . . . . . . . 89--91
                      Anonymous   Extruded Metals, Bearing Checker, and
                                  more . . . . . . . . . . . . . . . . . . 91--94
                      Anonymous   Industrial Trends  . . . . . . . . . . . 95--95
                     A. P. Peck   Miscellany: What is `FM'?  . . . . . . . 96--98
                      Anonymous   Half Soles, Shockless Fuse, and more . . 98--109
                  Jacob Deschin   Camera Angles  . . . . . . . . . . . . . 110--110
              A. D. Rathbone IV   Your Firearms and Fishing Tackle . . . . 116--118
                      Anonymous   Our Book Corner  . . . . . . . . . . . . 119--121
              Albert G. Ingalls   Telescoptics . . . . . . . . . . . . . . 122--125
                  Orson D. Munn   Legal High-Lights  . . . . . . . . . . . 126--127
                      Anonymous   Current Bulletin Briefs  . . . . . . . . 128--128
               Mortimer H. Cobb   Time to the Second . . . . . . . . . . . 71--73
                      Anonymous   Grand Prize Winners  . . . . . . . . . . 111--115

Scientific American
Volume 164, Number 3, March, 1941

                      Anonymous   50 Years Ago: 50 Years Ago in
                                  \booktitleScientific American  . . . . . 131--131
                      Anonymous   Editorials: Our Point of View  . . . . . 132--132
                  James Hillier   Personalities in Science . . . . . . . . 133--133
                      Anonymous   Frontispiece: Splitting Hairs in
                                  Aircraft Engine Production . . . . . . . 134--134
                     A. P. Peck   Science in Industry: X-Rays Show the Way 138--141
                 H. T. Rutledge   Radio Changes its Tune . . . . . . . . . 141--142
                      Anonymous   Brake Linings, Tube Maker, and more  . . 142--144
                      Anonymous   Industrial Trends  . . . . . . . . . . . 145--145
                Holcombe Parkes   National Defense: The Railroads are
                                  Ready  . . . . . . . . . . . . . . . . . 146--148
                      Anonymous   The ``Jeep'', Two Navies, and more . . . 148--149
                  H. E. Winlock   Archeology: Wah --- Late of Thebes,
                                  Egypt  . . . . . . . . . . . . . . . . . 150--152
                      Anonymous   American Prehistory  . . . . . . . . . . 152--152
                Jean Harrington   Scientific Research: Magnetism Comes of
                                  Age  . . . . . . . . . . . . . . . . . . 153--155
                      Anonymous   Sound, Nature Leads, and more  . . . . . 155--155
           Henry Norris Russell   Astronomy: A New Tool for Science  . . . 156--158
                      Anonymous   Browsing with the Editor . . . . . . . . 159--159
               Alexander Klemin   Aviation: Conveyor System for Planes . . 160--160
                      Anonymous   Research, Plastic Tabs, and more . . . . 160--161
             Charles M. Hackett   Miscellany: Fungi  . . . . . . . . . . . 162--166
                      Anonymous   Cotton Seeds, Alcohol, and more  . . . . 166--173
                  Jacob Deschin   Camera Angles  . . . . . . . . . . . . . 174--181
              A. D. Rathbone IV   Your Firearms and Fishing Tackle . . . . 182--184
                      Anonymous   Our Book Corner  . . . . . . . . . . . . 185--187
              Albert G. Ingalls   Telescoptics . . . . . . . . . . . . . . 188--191
                      Anonymous   Current Bulletin Briefs  . . . . . . . . 192--192
                Robert M. Zingg   India's Wolf-Children  . . . . . . . . . 135--137

Scientific American
Volume 164, Number 4, April, 1941

                      Anonymous   50 Years Ago: 50 Years Ago in
                                  \booktitleScientific American  . . . . . 194--194
                      Anonymous   Editorials: Our Point of View  . . . . . 196--196
                Margaret Ingels   Personalities in Industry  . . . . . . . 197--197
                      Anonymous   Frontispiece: A Bomber Type Frequently
                                  Seen Over London . . . . . . . . . . . . 198--198
            Barclay Moon Newman   Health Science: Milk Made More
                                  Digestible . . . . . . . . . . . . . . . 199--202
                      Anonymous   Acid Bogey, Poliomyelitis, and more  . . 202--202
                      Anonymous   Browsing with the Editor . . . . . . . . 203--206
                      Anonymous   Science in Industry: Insulation Test,
                                  Shellac Fortifier, and more  . . . . . . 206--208
                      Anonymous   Industrial Trends  . . . . . . . . . . . 209--209
                      Anonymous   Science in Industry: Our Search for the
                                  Supernatural . . . . . . . . . . . . . . 210--211
               James L. H. Peck   National Defense: Warbird Doctors  . . . 212--214
                      Anonymous   Sealed, Brobdingnagian, and more . . . . 214--215
           Henry Norris Russell   Astronomy: Inside the White Dwarf Stars  216--217
                 Randall Wright   Scientific Research: Our Next Source of
                                  Oil  . . . . . . . . . . . . . . . . . . 218--220
                      Anonymous   Lost Ring, ``Fossil Lightning'', and
                                  more . . . . . . . . . . . . . . . . . . 220--220
            Henry M. Lewis, Jr.   Miscellany: Evolution in the Future  . . 221--223
                    Duck Dormin   Electricity Catches Trout  . . . . . . . 223--224
                      Anonymous   Frozen Food Pack, Wattage, and more  . . 224--236
                  Jacob Deschin   Camera Angles  . . . . . . . . . . . . . 240--245
              A. D. Rathbone IV   Your Firearms and Fishing Tackle . . . . 246--248
                      Anonymous   Our Book Corner  . . . . . . . . . . . . 249--251
              Albert G. Ingalls   Telescoptics . . . . . . . . . . . . . . 252--255
                      Anonymous   Current Bulletin Briefs  . . . . . . . . 256--256

Scientific American
Volume 164, Number 5, May, 1941

                      Anonymous   Editorials: Our Point of View  . . . . . 259--259
                      Anonymous   50 Years Ago: 50 Years Ago in
                                  \booktitleScientific American  . . . . . 260--260
              A. D. Rathbone IV   Our Search for the Supernatural --- II   263--265
                     A. P. Peck   Science in Industry: What Light for
                                  Industry?  . . . . . . . . . . . . . . . 266--269
                 H. T. Rutledge   New Porcelain Insulation . . . . . . . . 269--270
                      Anonymous   Inspection, Timer, and more  . . . . . . 270--274
                      Anonymous   Industrial Trends  . . . . . . . . . . . 275--275
           Henry Norris Russell   Astronomy: A Strange Picture . . . . . . 276--277
                      Anonymous   National Defense: Quality in Warplanes   278--280
                      Anonymous   Speed and Sting --- The M.T.B.'s . . . . 281--281
                 C. W. Sheppard   Scientific Research: Atom Smashing: Two
                                  Methods  . . . . . . . . . . . . . . . . 282--285
                      Anonymous   Petroleum Research, Home-Idity, and more 285--285
            Barclay Moon Newman   Health Science: Human Hibernation  . . . 286--287
                      Anonymous   Like Humans  . . . . . . . . . . . . . . 287--287
                      Anonymous   Miscellany: Electrical Gold Mining . . . 288--289
                      Anonymous   Pulling the Wool off Your Eyes . . . . . 289--290
                      Anonymous   Lubricant `Washes' the Engine  . . . . . 290--291
                      Anonymous   Spray Poison, Aniseikonia, and more  . . 291--302
               Alexander Klemin   Aviation: Supercharging the Pilot  . . . 302--303
                      Anonymous   Plane Location, Plane Conversion, and
                                  more . . . . . . . . . . . . . . . . . . 303--305
                  Jacob Deschin   Camera Angles  . . . . . . . . . . . . . 306--309
              A. D. Rathbone IV   Your Firearms and Fishing Tackle . . . . 310--312
                      Anonymous   Our Book Corner  . . . . . . . . . . . . 313--315
              Albert G. Ingalls   Telescoptics . . . . . . . . . . . . . . 316--319
                      Anonymous   Current Bulletin Briefs  . . . . . . . . 320--320
                      Anonymous   Details of a German Bomb Sight . . . . . 261--262

Scientific American
Volume 164, Number 6, June, 1941

                Edward A. Doisy   Personalities in Science . . . . . . . . 323--323
                      Anonymous   50 Years Ago: 5O Years Ago in
                                  \booktitleScientific American  . . . . . 324--324
                      Anonymous   Frontispiece: Running a String of
                                  Oil-Well Casing  . . . . . . . . . . . . 326--326
              A. D. Rathbone IV   Psychic Research: Our Search for the
                                  Supernatural --- III . . . . . . . . . . 327--329
               Raymond F. Yates   Science in Industry: A Skin Game in
                                  Metallurgy . . . . . . . . . . . . . . . 330--332
                     A. P. Peck   New Brazing Method Cuts Costs  . . . . . 332--334
                      Anonymous   Foil Substitute, Matting, and more . . . 334--338
                      Anonymous   Industrial Trends  . . . . . . . . . . . 339--339
           Neilson C. Debevoise   Archeology: Mud Huts to Skyscrapers  . . 340--342
                      Anonymous   Folsom Man . . . . . . . . . . . . . . . 342--342
                      Anonymous   Editorials: Our Point of View  . . . . . 343--343
           Henry Norris Russell   Astronomy: The Shope of the Earth  . . . 344--345
                 Charles Barton   Health Science: Mad Dog --- Mad Man  . . 346--347
                      Anonymous   Pregnancy Test, Slit-Lamp, and more  . . 347--348
                   P. R. Rieber   National Defense: Trucks for Defense . . 349--351
                      Anonymous   Badges . . . . . . . . . . . . . . . . . 351--351
                 Randall Wright   Scientific Research: Bird Dogs of the
                                  Oil Field  . . . . . . . . . . . . . . . 352--353
                 R. Burton Rose   To Find  . . . . . . . . . . . . . . . . 353--353
                      Anonymous   Polarizer  . . . . . . . . . . . . . . . 353--353
             John Davis Buddhue   Miscellaneous Notes: Tektites, Puzzle of
                                  Science  . . . . . . . . . . . . . . . . 354--356
                      Anonymous   Lamp, Magnifier, and more  . . . . . . . 356--362
               Alexander Klemin   Aviation: ``Winged Warfare'' . . . . . . 363--364
                      Anonymous   Wind Tunnel, Light-Plane Flying, and
                                  more . . . . . . . . . . . . . . . . . . 364--365
                  Jacob Deschin   Camera Angles  . . . . . . . . . . . . . 366--367
              A. D. Rathbone IV   Your Firearms and Fishing Tackle . . . . 374--375
              Albert G. Ingalls   Telescoptics . . . . . . . . . . . . . . 376--378
             Joseph F. Montague   Our Book Corner  . . . . . . . . . . . . 379--381
                      Anonymous   Current Bulletin Briefs  . . . . . . . . 382--382
                      Anonymous   Index To Volume 164, January--June, 1941 383--384


Scientific American
Volume 165, Number 1, July, 1941

                      Anonymous   50 Years Ago: 50 Years Ago in
                                  \booktitleScientific American  . . . . . 2--2
                 Joseph Slepian   Personalities in Science . . . . . . . . 3--3
                      Anonymous   Frontispiece: Theater Television . . . . 4--4
              A. D. Rathbone IV   Our Search for the Supernatural --- IV   5--7
                   Ed C. Powers   Science in Industry: A Bottle-Neck
                                  Breaker  . . . . . . . . . . . . . . . . 8--11
                      Anonymous   Portable Substation, Protection, and
                                  more . . . . . . . . . . . . . . . . . . 11--12
                      Anonymous   Industrial Trends  . . . . . . . . . . . 13--13
           Henry Norris Russell   Astronomy: Wartime Astronomy . . . . . . 14--15
                Gilbert T. Rude   Scientific Research: Radio Runs a
                                  Transit  . . . . . . . . . . . . . . . . 16--18
                      Anonymous   Oil Wells, Cosmic Rays . . . . . . . . . 18--18
                      Anonymous   Editorials: Our Point of View  . . . . . 19--19
            E. F. McDonald, Jr.   National Defense: Pilots, Pilots, More
                                  Pilots . . . . . . . . . . . . . . . . . 20--23
                      Anonymous   `Green-Bouses' for Bombers . . . . . . . 23--23
             Hamilton M. Wright   Engineering: More Power to the South . . 24--26
                      Anonymous   Sampling, Mine Locomotives . . . . . . . 26--26
                     A. P. Peck   Miscellany: Television Today . . . . . . 27--28
                      Anonymous   Quiet Offices, Stutterers, and more  . . 28--31
                      Anonymous   Science in Industry: Precision Filing,
                                  Thermostat, and more . . . . . . . . . . 32--33
               Alexander Klemin   Aviation: Helicopter Records . . . . . . 34--34
                      Anonymous   Dive Bomber, Self Sealing Tanks  . . . . 35--35
                  Jacob Deschin   Camera Angles  . . . . . . . . . . . . . 36--41
              A. D. Rathbone IV   Your Firearms and Fishing Tackle . . . . 42--43
                      Anonymous   Our Book Corner  . . . . . . . . . . . . 44--45
              Albert G. Ingalls   Telescoptics . . . . . . . . . . . . . . 46--48

Scientific American
Volume 165, Number 2, August, 1941

                      Anonymous   50 Years Ago: 50 Years Ago in
                                  \booktitleScientific American  . . . . . 50--51
                      Anonymous   Frontispiece: When Lightning Hits a
                                  Motor Car  . . . . . . . . . . . . . . . 52--52
              A. D. Rathbone IV   National Defense: Keep Our Transport
                                  Planes . . . . . . . . . . . . . . . . . 53--56
                  J. J. Kershaw   Will Bacteria be Used in War?  . . . . . 56--58
                      Anonymous   Meium Tank, Bombproof, and more  . . . . 58--58
                     A. P. Peck   Science in Industry: When Bores Must be
                                  Hardened . . . . . . . . . . . . . . . . 59--61
              Albert G. Ingalls   New Tin from Old Cans  . . . . . . . . . 61--62
                      Anonymous   Better Tobacco, Canada Far Ahead, and
                                  more . . . . . . . . . . . . . . . . . . 62--64
                      Anonymous   Industrial Trends  . . . . . . . . . . . 65--65
                A. H. Alexander   Health Science: The Healing Poison . . . 66--68
                      Anonymous   Salt Loss, New Drug, and more  . . . . . 68--69
           Henry Norris Russell   Astronomy: A Puzzle Solved?  . . . . . . 70--71
              Herbert H. Foster   Engineering: `Sky-Books' in Bridge
                                  Building . . . . . . . . . . . . . . . . 72--74
                      Anonymous   Ancient Engineers, Tunnel Trucks, and
                                  more . . . . . . . . . . . . . . . . . . 74--74
                      Anonymous   Editorials: Our Point of View  . . . . . 75--75
                      Anonymous   Psychic Research: Our Search for the
                                  Supernatural --- V . . . . . . . . . . . 76--77
                  Louise Boyden   Scientific Research: Bats on the Beam    78--79
                      Anonymous   Your Breath, Electronic Camera, and more 79--80
               Edgar D. Tillyer   Miscellany: If you Value your Eyes . . . 81--83
                      Anonymous   Teledeltos, Cool, and more . . . . . . . 83--88
                      Anonymous   Science in Industry: All-Glass Tape,
                                  File, and more . . . . . . . . . . . . . 88--92
               Alexander Klemin   Aviation: Air Fighters . . . . . . . . . 93--93
                      Anonymous   Flaps, Flying Boat, and more . . . . . . 93--95
                  Jacob Deschin   Camera Angles  . . . . . . . . . . . . . 96--103
              A. D. Rathbone IV   Your Firearms and Fishing Tackle . . . . 104--105
              Albert G. Ingalls   Telescoptics . . . . . . . . . . . . . . 106--108
                      Anonymous   Our Book Corner  . . . . . . . . . . . . 109--111
                      Anonymous   Current Bulletin Briefs  . . . . . . . . 112--112

Scientific American
Volume 165, Number 3, September, 1941

                      Anonymous   Editorials: Our Point of View  . . . . . 115--115
                      Anonymous   50 Years Ago: 50 Years Ago in
                                  \booktitleScientific American  . . . . . 116--116
               Arthur W. Hixson   Personalities in Science . . . . . . . . 117--117
                      Anonymous   Frontispiece: Portable Atom Sorter to
                                  Aid Science and Industry . . . . . . . . 118--118
               James L. H. Peck   National Defense: How Good Are America's
                                  Warplanes? . . . . . . . . . . . . . . . 119--123
                      Anonymous   Hall Tractor, Hall Truck . . . . . . . . 123--123
                     A. P. Peck   Science in Industry: Infra-Red Does the
                                  Trick  . . . . . . . . . . . . . . . . . 124--127
                 Nathan Schnoll   For Checking Water Purity  . . . . . . . 127--128
                      Anonymous   Vanishing Oil, Salvage, and more . . . . 128--130
                      Anonymous   Industrial Trends  . . . . . . . . . . . 131--131
           Henry Norris Russell   Astronomy: The Sun's Faint Edge  . . . . 132--133
                      Anonymous   Archeology: Telltale Tracks  . . . . . . 134--134
            Barcaly Moon Newman   Health Science: The Silver Clamp . . . . 135--136
                      Anonymous   Forestallment, Sight, and more . . . . . 136--137
              A. D. Rathbone IV   Psychic Research: Our Search for the
                                  Supernatural ---- VI . . . . . . . . . . 138--139
                      Anonymous   Engineering: Across Panama by Rood . . . 140--141
                      Anonymous   Safe at Work . . . . . . . . . . . . . . 141--141
               Walter L. Finlay   Scientific Research: Plain Water's
                                  Unplainness  . . . . . . . . . . . . . . 142--144
                      Anonymous   Atom Sorter  . . . . . . . . . . . . . . 144--144
             Charles M. Hackett   Miscellany: A False Paradise for Pests   145--148
                      Anonymous   Flying Suits, Man Slumped, and more  . . 148--150
                      Anonymous   Science in Industry: Inserted Blades,
                                  Efficiency, and more . . . . . . . . . . 152--157
               Alexander Klemin   Aviation: Washington Notional Airport    158--160
                      Anonymous   Flight Training, Baltimore Bomber, and
                                  more . . . . . . . . . . . . . . . . . . 160--161
                  Jacob Deschin   Camera Angles  . . . . . . . . . . . . . 162--168
              A. D. Rathbone IV   Your Firearms and Fishing Tackle: Your
                                  Firearms And Fishing Tackle  . . . . . . 168--169
              Albert G. Ingalls   Telescoptics . . . . . . . . . . . . . . 170--172
                      Anonymous   Our Book Corner  . . . . . . . . . . . . 173--176
                      Anonymous   Current Bulletin Briefs  . . . . . . . . 176--176

Scientific American
Volume 165, Number 4, October, 1941

                      Anonymous   Editorials: Our Point of View  . . . . . 179--179
                      Anonymous   50 Years Ago: 50 Years Ago in
                                  \booktitleScientific American  . . . . . 180--180
                      Anonymous   Frontispiece: Mechanized Power on the
                                  March  . . . . . . . . . . . . . . . . . 182--182
              A. D. Rathbone IV   National Defense: Bounce! --- Bump! ---
                                  Clank! . . . . . . . . . . . . . . . . . 183--187
                      Anonymous   Tank Headache  . . . . . . . . . . . . . 187--187
               P. F. Korycinski   Science in Industry: On they Roll  . . . 188--191
                    C. E. Smith   Stored Energy for Welding  . . . . . . . 191--192
                      Anonymous   Back to Bessemer, Communication, and
                                  more . . . . . . . . . . . . . . . . . . 192--194
                      Anonymous   Industrial Trends  . . . . . . . . . . . 195--195
            Barclay Moon Newman   Health Science: Cataract . . . . . . . . 196--197
                      Anonymous   Prostate, Ridiculous, and more . . . . . 197--198
                 Randall Wright   Scientific Research: Whence Came Oil?    199--200
                      Anonymous   Petrosnooping, Becoming Commonplace, and
                                  more . . . . . . . . . . . . . . . . . . 200--201
           Henry Norris Russell   Astronomy: Star Stuff  . . . . . . . . . 202--203
                      Anonymous   Engineering: Curbing the Connecticut . . 204--206
             Harland Manchester   Miscellany: Insulate to Aid Defense  . . 208--210
                      Anonymous   Less Eyestrain, Touch-Up, and more . . . 210--217
                      Anonymous   Science in Industry: Clamp, Paint, and
                                  more . . . . . . . . . . . . . . . . . . 218--222
               Alexander Klemin   Aviation: Ocean Air Transport  . . . . . 223--224
                      Anonymous   Soaring, Trainer, and more . . . . . . . 224--225
                  Jacob Deschin   Camera Angles  . . . . . . . . . . . . . 226--231
              A. D. Rathbone IV   Your Firearms and Fishing Tackle . . . . 232--233
              Albert G. Ingalls   Telescoptics . . . . . . . . . . . . . . 234--236
                      Anonymous   Our Book Corner  . . . . . . . . . . . . 237--239
                      Anonymous   Current Bulletin Briefs  . . . . . . . . 240--240

Scientific American
Volume 165, Number 5, November, 1941

                      Anonymous   Editorials: Our Point of View  . . . . . 243--243
                      Anonymous   50 Years Ago: 50 Years Ago in
                                  \booktitleScientific American  . . . . . 244--244
               Fowler McCormick   Personalities in Industry  . . . . . . . 245--245
                      Anonymous   Frontispiece: Treating Glass to
                                  Eliminate Glare  . . . . . . . . . . . . 246--246
                   Edwin Muller   National Defense: Bombers to Britain . . 247--249
                      Anonymous   Bullet-Sealing, Blackouts?, and more . . 249--250
                     A. P. Peck   Science in Industry: Oil is Where you
                                  Ship It  . . . . . . . . . . . . . . . . 251--253
                      Anonymous   Oil, Clean-Up, and more  . . . . . . . . 253--256
                      Anonymous   Industrial Trends  . . . . . . . . . . . 257--257
                Andrew R. Boone   Health Science: Escape from Surgery  . . 258--260
                      Anonymous   Master Diet, Thiamin, and more . . . . . 260--260
                 J. Alden Mason   Archeology: Gold from the Grave  . . . . 261--263
           Henry Norris Russell   Astronomy: High Pressures Within . . . . 264--265
                 F. W. Penhorst   Engineering: A Bridge Because of a Dam   266--267
                 Raymond F. Guy   Miscellany: International Beams  . . . . 268--270
                      Anonymous   Hormones for Plant Growth  . . . . . . . 270--271
                      Anonymous   ``Darcy'', Saw, and more . . . . . . . . 271--281
                      Anonymous   Science in Industry: Sander, Vibration,
                                  and more . . . . . . . . . . . . . . . . 282--286
               Alexander Klemin   Aviation: Keeping Pace . . . . . . . . . 287--288
                      Anonymous   Mirador, Block Signals, and more . . . . 288--289
                  Jacob Deschin   Camera Angles  . . . . . . . . . . . . . 290--295
              A. D. Rathbone IV   Your Firearms and Fishing Tackle . . . . 296--297
              Albert G. Ingalls   Telescoptics . . . . . . . . . . . . . . 298--300
                      Anonymous   Our Book Corner  . . . . . . . . . . . . 301--303
                      Anonymous   Current Bulletin Briefs  . . . . . . . . 304--304

Scientific American
Volume 165, Number 6, December, 1941

                      Anonymous   Editorials: Our Point of View  . . . . . 307--307
                      Anonymous   50 Years Ago: 50 Years Ago in
                                  \booktitleScientific American  . . . . . 308--308
                      Anonymous   Frontispiece: ``Tea Kettles'' that
                                  Salvage Valuable Metals  . . . . . . . . 310--310
                    Don Wharton   National Defense: Builders for the Army  311--314
                      Anonymous   British Ingenuity, Anti-Aircraft . . . . 314--314
               Jane V. Sheppard   Scientific Research: Physics Scores an
                                  Assist . . . . . . . . . . . . . . . . . 315--317
                      Anonymous   Thin Films . . . . . . . . . . . . . . . 317--317
                     A. P. Peck   Science in Industry: ``Make-up'' for
                                  Better Seeing  . . . . . . . . . . . . . 318--321
                      Anonymous   Sorter, Scrap Shortage, and more . . . . 321--322
                      Anonymous   Industrial Trends  . . . . . . . . . . . 323--323
              A. D. Rathbone IV   Psychic Research: Who Threw Them?  . . . 324--325
           Henry Norris Russell   Astronomy: 93,000,000 Miles  . . . . . . 326--327
                 H. T. Rutledge   Engineering: Insulating ``Blackout''
                                  Plants . . . . . . . . . . . . . . . . . 328--329
                   L. J. Pankow   Health Science: Just What is Insanity?   330--332
                      Anonymous   Vitallium, Burns . . . . . . . . . . . . 332--332
             C. Stuart Johnston   Miscellany: How to Make a Mastodon . . . 333--334
                      Anonymous   ``Crazy Drivers'', Timber, and more  . . 334--343
                      Anonymous   Science in Industry: Cool Welding,
                                  Markers, and more  . . . . . . . . . . . 344--347
               Alexander Klemin   Aviation: Autogiros Against Submarines   348--348
                      Anonymous   Balloons, Air Safety, and more . . . . . 348--351
                  Jacob Deschin   Camera Angles  . . . . . . . . . . . . . 352--357
              A. D. Rathbone IV   Your Firearms and Fishing Tackle . . . . 358--359
              Albert G. Ingalls   Telescoptics . . . . . . . . . . . . . . 360--362
                      Anonymous   Our Book Corner  . . . . . . . . . . . . 363--365
                      Anonymous   Current Bulletin Briefs  . . . . . . . . 366--366
                      Anonymous   Index to Volume 165, July--December,
                                  1941 . . . . . . . . . . . . . . . . . . 367--368


Scientific American
Volume 166, Number 1, January, 1942

                      Anonymous   50 Years Ago: 50 Years Ago in
                                  \booktitleScientific American  . . . . . 2--2
              A. D. Rathbone IV   National Defense: ``The Marines Have
                                  Landed'' . . . . . . . . . . . . . . . . 4--6
                  Jo Chamberlin   Meet the Jeep  . . . . . . . . . . . . . 6--8
                      Anonymous   Decoy Blackouts  . . . . . . . . . . . . 8--8
                   L. J. Pankow   Health Science: Insanity . . . . . . . . 9--11
                      Anonymous   Impaired Sight, Asylums, and more  . . . 11--11
                    H. W. Field   Science in Industry: Malodorous
                                  Mercaptans . . . . . . . . . . . . . . . 12--14
                      Anonymous   Plastics Priorities, Replacements and
                                  more . . . . . . . . . . . . . . . . . . 14--15
                      Anonymous   Industrial Trends  . . . . . . . . . . . 16--16
                      Anonymous   Editorials: Our Point of View  . . . . . 17--17
           Henry Norris Russell   Astronomy: Molecular Spectra . . . . . . 18--19
                      Anonymous   Psychic Research: How They, Do It  . . . 20--21
              Albert H. Ebeling   Scientific Research: Dr. Carrel's
                                  Immortal Chicken Heart . . . . . . . . . 22--24
                      Anonymous   In Big Demand, Crystals  . . . . . . . . 24--24
                 H. T. Rutledge   Miscellany: Wheat Peeled for Better
                                  Bread  . . . . . . . . . . . . . . . . . 25--26
                Joseph C. Coyle   Desert Alphabet  . . . . . . . . . . . . 26--27
                      Anonymous   Troposphere, Anti-Freeze, and more . . . 27--31
                      Anonymous   Science in Industry: Soldering,
                                  Insulation, and more . . . . . . . . . . 32--34
                      Anonymous   Current Bulletin Briefs  . . . . . . . . 35--35
               Alexander Klemin   Aviation: Molded Plywood Planes  . . . . 36--37
                      Anonymous   Airplane Armor, Midget Engine, and more  37--37
                  Jacob Deschin   Camera Angles  . . . . . . . . . . . . . 38--41
              A. D. Rathbone IV   Your Firearms and Fishing Tackle . . . . 42--43
                      Anonymous   Our Book Corner  . . . . . . . . . . . . 44--45
              Albert G. Ingalls   Telescoptics . . . . . . . . . . . . . . 46--48

Scientific American
Volume 166, Number 2, February, 1942

                      Anonymous   Editorials: Our Point of View  . . . . . 51--51
                      Anonymous   50 Years Ago: 50 Years Ago in
                                  \booktitleScientific American  . . . . . 52--52
                      Anonymous   Frontispiece: A Laboratory
                                  ``Thundercloud'' to Aid Aviators . . . . 54--54
             Walton L. Robinson   National Defense: `Maid-Of-All-Work' . . 55--58
                      Anonymous   Inch by Inch, Tooth by Gear  . . . . . . 58--59
                      Anonymous   Smokeless Powder . . . . . . . . . . . . 59--59
                 B. L. McKenzie   Science in Industry: Shutters and
                                  Cutters  . . . . . . . . . . . . . . . . 60--62
                      Anonymous   Glass Blocks Bend Light  . . . . . . . . 62--63
                      Anonymous   Science in Industry: Safe at Work,
                                  Light, and more  . . . . . . . . . . . . 63--66
                      Anonymous   Industrial Trends  . . . . . . . . . . . 67--67
           Henry Norris Russell   Astronomy: Stellar Advertising Signs . . 68--69
         Aline Abaecherli Boyce   Archeology: Ancient Ostia  . . . . . . . 70--72
                      Anonymous   Fossil . . . . . . . . . . . . . . . . . 72--72
                Donald A. Laird   Health Science: No Mystery in Pep  . . . 73--75
                      Anonymous   Yardstick, Noise . . . . . . . . . . . . 75--75
                      Anonymous   Miscellany: For Better Paint . . . . . . 76--78
                      Anonymous   Cloud Charge, Canal Lighting, and more   78--82
              A. D. Rathbone IV   Psychic Research: Our Search for the
                                  Sapernatural . . . . . . . . . . . . . . 84--86
                      Anonymous   Miscellany: Mobile Power, Coach-Sleeper,
                                  and more . . . . . . . . . . . . . . . . 88--91
                      Anonymous   Science in Industry: Glue Spreader, Hand
                                  Guards, and more . . . . . . . . . . . . 92--96
               Alexander Klemin   Aviation: Military Rockets . . . . . . . 97--98
                      Anonymous   Flying Boat, Skyfarer, and more  . . . . 98--100
                  Jacob Deschin   Camera Angles  . . . . . . . . . . . . . 101--103
                      Anonymous   Winning Pictures in \booktitleScientific
                                  American's 6th Annual Photography
                                  Contest  . . . . . . . . . . . . . . . . 104--105
              Albert G. Ingalls   Telescoptics: A Monthly Department For
                                  The Amateur Telescope Maker  . . . . . . 106--108
                      Anonymous   Our Book Corner  . . . . . . . . . . . . 109--111
                      Anonymous   Current Bulletin Briefs  . . . . . . . . 112--112

Scientific American
Volume 166, Number 3, March, 1942

                      Anonymous   Editorials: Our Point of View  . . . . . 114--114
           Alfred P. Sloan, Jr.   Personalities in Industry  . . . . . . . 115--115
                      Anonymous   50 Years Ago: 50 Years Ago in
                                  \booktitleScientific American  . . . . . 116--116
               T. Swann Harding   Health Science: Food for Britain Helps
                                  Us . . . . . . . . . . . . . . . . . . . 117--120
                      Anonymous   Transfusions, Sensitive, and more  . . . 120--120
               James L. H. Peck   National Defense: Our Navy's Air Arm . . 121--123
                      Anonymous   Water 'Chuting, Fluorescent, and more    123--124
                Thomas D. Perry   Science in Industry: Rolling Off a Log   125--128
                     A. P. Peck   Duplicating Without Dies . . . . . . . . 128--129
                      Anonymous   Telephone Savings  . . . . . . . . . . . 129--130
                      Anonymous   Steel, Aluminum Clay, and more . . . . . 130--130
                      Anonymous   Industrial Trends  . . . . . . . . . . . 131--133
           Henry Norris Russell   Astronomy: Orbit Sleuthing . . . . . . . 134--135
                 R. G. Skerrett   Engineering: Fidgety Atoms Purify Water  136--137
                      Anonymous   Miscellany: Excavating for Meteorites    138--139
                      Anonymous   Weed Killer, Battling Bats, and more . . 139--145
               Alexander Klemin   Aviation: Night Vision . . . . . . . . . 146--146
                      Anonymous   Shop Lighting, ``Happy'' Speaks, and
                                  more . . . . . . . . . . . . . . . . . . 146--148
                      Anonymous   Science in Industry: ``Distilled''
                                  Water, Jack, and more  . . . . . . . . . 149--151
                  Jacob Deschin   Camera Angles  . . . . . . . . . . . . . 152--153
                      Anonymous   Our Book Corner  . . . . . . . . . . . . 154--156
                      Anonymous   Current Bulletin Briefs  . . . . . . . . 157--157
              Albert G. Ingalls   Telescoptics . . . . . . . . . . . . . . 158--160

Scientific American
Volume 166, Number 4, April, 1942

                      Anonymous   Editorials: Our Point of View  . . . . . 163--163
                      Anonymous   50 Years Ago: 50 Years Ago in
                                  \booktitleScientific American  . . . . . 164--164
                      Anonymous   Frontispiece: ``Guns'' of Industry Point
                                  Skyward  . . . . . . . . . . . . . . . . 166--166
               Sidney J. French   Scientific Research: Gasoline Miracles   167--170
                      Anonymous   Pyrheliometer, Element 61, and more  . . 170--170
                     A. P. Peck   Science in Industry: Testing With
                                  `Lightning Bolts'  . . . . . . . . . . . 171--173
               Julian J. Wilson   Recap to Keep Em Rolling . . . . . . . . 173--175
                      Anonymous   Reclaimed, Wire Salvage, and more  . . . 175--176
                      Anonymous   Industrial Trends  . . . . . . . . . . . 177--177
                Andrew R. Boone   Engineering: `Water, Water, Everywhere'  178--179
           Henry Norris Russell   Astronomy: New Pleiades  . . . . . . . . 180--181
            Barclay Moon Newman   Health Science: Shockless Surgery  . . . 182--184
                      Anonymous   Again Guilty?, Pronunciation, and more   184--184
                 Donald Wilhelm   National Defense: Torpedo! . . . . . . . 185--187
                      Anonymous   Success, All-Metal Yacht, and more . . . 187--187
              Arthur H. Carhart   Miscellany: Glass Guns for Victory . . . 188--189
                      Anonymous   Bread Protection, Microscope, and more   189--202
                      Anonymous   Science in Industry: Demagnetizer,
                                  Induction Hardening, and more  . . . . . 203--204
               Alexander Klemin   Aviation: The Thunderbolt  . . . . . . . 205--205
                      Anonymous   Plywood, Civil Air Patrol, and more  . . 205--206
                  Jacob Deschin   Camera Angles  . . . . . . . . . . . . . 207--209
                      Anonymous   Our Book Corner  . . . . . . . . . . . . 210--212
                      Anonymous   Current Bulletin Briefs  . . . . . . . . 213--213
              Albert G. Ingalls   Telescoptics . . . . . . . . . . . . . . 214--216

Scientific American
Volume 166, Number 5, May, 1942

                      Anonymous   50 Years Ago: 50 Years Ago in
                                  \booktitleScientific American  . . . . . 218--218
               A. W. Herrington   Personalities in Industry  . . . . . . . 219--219
                      Anonymous   Frontispiece: Battleship Types of Three
                                  World Powers . . . . . . . . . . . . . . 220--220
             Walton L. Robinson   National Defense: Dreadnoughts of the
                                  U.S. Navy  . . . . . . . . . . . . . . . 221--223
                   E. U. Condon   Scientific Research: We Need More
                                  Physicists . . . . . . . . . . . . . . . 224--226
                      Anonymous   Delayed Jump, Eyes . . . . . . . . . . . 226--226
           Everett White Melson   Health Science: Have you Heterophoria?   227--228
                      Anonymous   Sulfanilamide, Antibodies, and more  . . 228--229
           Henry Norris Russell   Astronomy: Astrono-Mexico  . . . . . . . 230--231
               Henry W. Roberts   Science in Industry: Why are we Short of
                                  Aluminum?  . . . . . . . . . . . . . . . 232--234
                      Anonymous   Insulation, Plywood, and more  . . . . . 234--235
                      Anonymous   Industrial Trends  . . . . . . . . . . . 236--236
                     A. P. Peck   Editorials: Our Point of View  . . . . . 237--237
             William R. Ballard   Miscellany: Patents and Free Enterprise  238--239
               F. Wallace Taber   Air-Conditioning Fish  . . . . . . . . . 240--241
                      Anonymous   Ozone, Gasoline, and more  . . . . . . . 241--251
                      Anonymous   Science in Industry: Blind Rivets, Tap
                                  Reconditioner, and more  . . . . . . . . 252--253
               Alexander Klemin   Aviation: Jet Propulsion . . . . . . . . 254--254
                      Anonymous   Templates, Multiple Mower, and more  . . 254--255
                  Jacob Deschin   Camera Angles  . . . . . . . . . . . . . 256--257
                      Anonymous   Our Book Corner  . . . . . . . . . . . . 258--260
                      Anonymous   Current Bulletin Briefs  . . . . . . . . 261--261
              Albert G. Ingalls   Telescoptics . . . . . . . . . . . . . . 262--264

Scientific American
Volume 166, Number 6, June, 1942

                      Anonymous   50 Years Ago: 50 Years Ago in
                                  \booktitleScientific American  . . . . . 266--267
                      Anonymous   Frontispiece: X-Ray Photographs in a
                                  Millionth of a Second  . . . . . . . . . 268--268
              Paul W. Eberhardt   National Defense: `Pop-Gas' Aids War
                                  Drive  . . . . . . . . . . . . . . . . . 269--270
                      Anonymous   Plane Detector, Blackout Bulbs . . . . . 271--271
                Andrew R. Boone   Engineering: Cement Aids Oil Production  272--273
           Henry Norris Russell   Astronomy: Rotating Galaxies . . . . . . 274--275
                      Anonymous   Scientific Research: Rubber Facts That
                                  Don't Stretch  . . . . . . . . . . . . . 276--277
           Douglas M. Considine   Science in Industry: From the Ground Up  278--280
                      Anonymous   To Replace Copper, Eyes of Defense, and
                                  more . . . . . . . . . . . . . . . . . . 280--281
                      Anonymous   Industrial Trends  . . . . . . . . . . . 282--282
                      Anonymous   Editorials: Our Point of View  . . . . . 283--283
                 John A. Sibley   Miscellany: Harnessing the Sun . . . . . 284--286
                      Anonymous   Funnels, Refrigerated, and more  . . . . 286--295
                      Anonymous   Health Science: Sugar, Beware of
                                  Cadmium, and more  . . . . . . . . . . . 296--297
                      Anonymous   Science in Industry: Clean?, Sand
                                  Blasting, and more . . . . . . . . . . . 298--299
               Alexander Klemin   Aviation: Post-War Possibilities . . . . 300--300
                      Anonymous   Airport Capacity . . . . . . . . . . . . 300--301
                  Jacob Deschin   Camera Angles  . . . . . . . . . . . . . 302--303
                      Anonymous   Our Book Corner  . . . . . . . . . . . . 304--306
                      Anonymous   Current Bulletin Briefs  . . . . . . . . 307--307
              Albert G. Ingalls   Telescoptics . . . . . . . . . . . . . . 308--310
                      Anonymous   Index to Volume 166  . . . . . . . . . . 311--312


Scientific American
Volume 167, Number 1, July, 1942

                      Anonymous   50 Years Ago: 50 Years Ago in
                                  \booktitleScientific American  . . . . . 2--2
                      Anonymous   Editorials: Our Point of View  . . . . . 3--3
           Charles F. Kettering   Science in Industry: Horsepower is War
                                  Power  . . . . . . . . . . . . . . . . . 4--8
                      Anonymous   Tin Plating, Control, and more . . . . . 8--8
                      Anonymous   Industrial Trends  . . . . . . . . . . . 9--9
               Sidney J. French   Scientific Research: Synthetic
                                  Elastomers . . . . . . . . . . . . . . . 10--13
                      Anonymous   Best Wavelength  . . . . . . . . . . . . 13--13
                    C. V. Raman   Personalities in Science . . . . . . . . 13--13
              A. D. Rathbone IV   Engineering: A Pier in Time ---  . . . . 14--15
           Henry Norris Russell   Astronomy: RW Tauri  . . . . . . . . . . 16--17
      Linton Satterthwaite, Jr.   Archeology: A Maya Temple Grows Up . . . 18--19
                Andrew R. Boone   Health Science: Food for Fighters  . . . 20--22
                      Anonymous   Hallucination, Poison Ivy, and more  . . 22--22
              Gilbert D. McCann   Miscellany: When Lightning Strikes . . . 23--25
                      Anonymous   Blackoutology, Wood Farming, and more    25--35
               Alexander Klemin   Aviation: Cargo Planes of the Future . . 36--36
                      Anonymous   Raiders, Icing . . . . . . . . . . . . . 36--37
                      Anonymous   Science in Industry: Toggle Clamp,
                                  Rivet, and more  . . . . . . . . . . . . 38--39
                  Jacob Deschin   Camera Angles  . . . . . . . . . . . . . 40--41
                      Anonymous   Our Book Corner  . . . . . . . . . . . . 42--44
                      Anonymous   Current Bulletin Briefs  . . . . . . . . 45--45
              Albert G. Ingalls   Telescoptics . . . . . . . . . . . . . . 46--48

Scientific American
Volume 167, Number 2, August, 1942

                      Anonymous   50 Years Ago: 50 Years Ago in \ldots
                                  \booktitleScientific American  . . . . . 50--50
             Walton L. Robinson   National Defense: Sea Nests for War
                                  Birds  . . . . . . . . . . . . . . . . . 52--54
                  Albert Ramond   Science in Industry: Motion Study Goes
                                  Human  . . . . . . . . . . . . . . . . . 55--57
                      Anonymous   Iron-Glass Seal, Forgery, and more . . . 57--59
                      Anonymous   Industrial Trends  . . . . . . . . . . . 60--60
                      Anonymous   Editorials: Our Point of View  . . . . . 61--61
               George Michelson   Engineering: Housing on the Double Quick 62--63
           Henry Norris Russell   Astronomy: Star of 1054  . . . . . . . . 64--65
                      Anonymous   Psychic Research: Our Search for the
                                  Supernatural --- VII . . . . . . . . . . 66--66
             Hamilton M. Wright   Miscellany: East-Coast Cattle Ranching   70--72
                      Anonymous   Lawns, Fingerprint, and more . . . . . . 72--81
                      Anonymous   Science in Industry: Brazing, Strickers,
                                  and more . . . . . . . . . . . . . . . . 84--85
               Alexander Klemin   Aviation: Tales Told By Ears . . . . . . 86--86
                      Anonymous   Cargo Plane, Research  . . . . . . . . . 86--87
                  Jacob Deschin   Camera Angles  . . . . . . . . . . . . . 88--89
                      Anonymous   Our Book Corner  . . . . . . . . . . . . 90--92
                      Anonymous   Current Bulletin Briefs  . . . . . . . . 93--93
          Albert G. Ingalls and   
                   Conducted by   Telescoptics . . . . . . . . . . . . . . 94--96
              A. D. Rathbone IV   Ships Off the Line . . . . . . . . . . . 67--69

Scientific American
Volume 167, Number 3, September, 1942

                      Anonymous   Our Point of View --- Editorials: Our
                                  point of view  . . . . . . . . . . . . . 99--99
                      Anonymous   50 Years Ago: 50 Years Ago in \ldots . . 100--100
             Walton L. Robinson   National Defense: Naval Indispensables   102--104
                     A. P. Peck   Science in Industry: Domestic Rubber
                                  `Plantations'  . . . . . . . . . . . . . 105--107
                      Anonymous   New Steel, Polishing Brush, and more . . 107--109
                      Anonymous   Industrial Trends  . . . . . . . . . . . 110--110
           Vladimir K. Zworykin   Scientific Research: The Scanning
                                  Electron Microscope  . . . . . . . . . . 111--113
                      Anonymous   Metal Details, Heat, and more  . . . . . 113--113
           Henry Norris Russell   Astronomy: The Nebular Spectrum  . . . . 114--115
                Howard C. Forst   Health Science: Buckets of Blood \ldots  118--120
                      Anonymous   Bleeders, Aniseikonia, and more  . . . . 120--120
              Lucile N. McMahon   Miscellany: Little Pictures --- Big
                                  Savings  . . . . . . . . . . . . . . . . 121--124
                      Anonymous   Glass Stoves, Tractor Lugs, and more . . 124--129
                      Anonymous   Current Bulletin Briefs  . . . . . . . . 130--131
                      Anonymous   Science in Industry: Time Saving,
                                  Plasticizer, and more  . . . . . . . . . 132--133
               Alexander Klemin   Aviation: Aircraft Engines Get New Heads 134--134
                      Anonymous   Air Advice, Air Transport, and more  . . 134--135
                  Jacob Deschin   Camera Angles  . . . . . . . . . . . . . 136--137
                      Anonymous   Our Book Corner  . . . . . . . . . . . . 138--140
          Albert G. Ingalls and   
                   Conducted by   Telescoptics . . . . . . . . . . . . . . 142--144
              George H. Stahler   Pumps For Home Protection  . . . . . . . 116--116
                      Anonymous   Bomb Snatcher, Simple Pump . . . . . . . 116--117
              A. D. Rathbone IV   Air-Raid Shelters  . . . . . . . . . . . 117--117

Scientific American
Volume 167, Number 4, October, 1942

                      Anonymous   50 Years Ago: 50 Years Ago in
                                  \booktitleScientific American  . . . . . 146--146
            Charles B. Jolliffe   Personalities in Industry  . . . . . . . 147--147
             Walton L. Robinson   National Defense: Slender, Speedy,
                                  Scrappy  . . . . . . . . . . . . . . . . 148--150
                     A. P. Peck   Science in Industry: Day After Tomorrow  151--154
                      Anonymous   Cork Substitute, War Plants, and more    154--156
                      Anonymous   Industrial Trends  . . . . . . . . . . . 157--157
           Henry Norris Russell   Astronomy: Cometary Tails  . . . . . . . 158--159
            Barclay Moon Newman   Health Science: Refrigeration for
                                  Insanity . . . . . . . . . . . . . . . . 160--162
                      Anonymous   Better Tests, Electrocution, and more    162--162
                      Anonymous   Editorials: Our Point of View  . . . . . 163--163
                   C. C. Furnas   Scientific Research: Future Sources of
                                  Power  . . . . . . . . . . . . . . . . . 164--166
                      Anonymous   Free Electrons . . . . . . . . . . . . . 166--166
          Austin C. Lescarboura   Miscellany: Fluorescent Lighting
                                  Stretches Out  . . . . . . . . . . . . . 167--169
                      Anonymous   Glass, Lightning Charted, and more . . . 169--179
                      Anonymous   Science in Industry: Destruction Tests,
                                  Throw-Aways, and more  . . . . . . . . . 180--181
               Alexander Klemin   Aviation: The Mighty Mars  . . . . . . . 182--183
                      Anonymous   Plane Range, Jap Engines . . . . . . . . 183--183
                  Jacob Deschin   Camera Angles  . . . . . . . . . . . . . 184--185
                      Anonymous   Our Book Corner  . . . . . . . . . . . . 186--188
                      Anonymous   Current Bulletin Briefs  . . . . . . . . 189--189
              Albert G. Ingalls   Telescoptics . . . . . . . . . . . . . . 190--192

Scientific American
Volume 167, Number 5, November, 1942

                      Anonymous   50 Years Ago: 50 Years Ago in
                                  \booktitleScientific American  . . . . . 195--195
             Walton L. Robinson   National Defense: `Down-Under' Ships of
                                  the Navy . . . . . . . . . . . . . . . . 196--198
                      Anonymous   Health Science: What is Being Done About
                                  Cancer?  . . . . . . . . . . . . . . . . 199--201
                      Anonymous   Born that Way, Child Outlook, and more   201--202
                     A. P. Peck   Science in Industry: Day After Tomorrow  203--207
                      Anonymous   Silver Linings, Bounceless Ball, and
                                  more . . . . . . . . . . . . . . . . . . 207--208
                      Anonymous   Industrial Trends  . . . . . . . . . . . 209--209
           Henry Norris Russell   Astronomy: Portentous Eclipse  . . . . . 210--211
                 R. G. Skerrett   Engineering: Tunneling Under
                                  Difficulties . . . . . . . . . . . . . . 212--214
                      Anonymous   Editorials: Our Point of View  . . . . . 215--215
                      Anonymous   Miscellany: Miracle Beans  . . . . . . . 216--218
                      Anonymous   Partial Prefabrication, Pipe Finder, and
                                  more . . . . . . . . . . . . . . . . . . 218--227
                      Anonymous   Science in Industry: Marking Machine,
                                  Safety Solvent, and more . . . . . . . . 228--229
               Alexander Klemin   Aviation: A Troopship of the Sky . . . . 230--231
                      Anonymous   The Sea Ranger . . . . . . . . . . . . . 231--232
                  Jacob Deschin   Camera Angles  . . . . . . . . . . . . . 232--234
                      Anonymous   Our Book Corner  . . . . . . . . . . . . 234--236
                      Anonymous   Current Bulletin Briefs  . . . . . . . . 237--237
              Albert G. Ingalls   Telescoptics . . . . . . . . . . . . . . 238--240

Scientific American
Volume 167, Number 6, December, 1942

                      Anonymous   50 Years Ago: 50 Years Ago in
                                  \booktitleScientific American  . . . . . 242--242
                      Anonymous   Editorials: Our Point of View  . . . . . 244--244
           Edgar Staley Gorrell   Personalities in Industry  . . . . . . . 245--245
             Walton L. Robinson   National Defense: Navy Sky-Fighters  . . 246--249
                   Eugene Ayres   Science in Industry: A Chemist Looks at
                                  Research . . . . . . . . . . . . . . . . 250--252
                      Anonymous   New Glass for Precision Optics . . . . . 252--253
                      Anonymous   Workers, Research Continues, and more    253--256
                      Anonymous   Industrial Trends  . . . . . . . . . . . 257--257
           Henry Norris Russell   Astronomy: Star Populations  . . . . . . 258--259
               Loren C. Eiseley   Archeology: The Folsom Mystery . . . . . 260--261
              David O. Woodbury   Engineering: Broken Ships Made New . . . 262--266
                Alston Callahan   Health Science: Contact Lenses . . . . . 267--269
                      Anonymous   Particle Remover, Saccharin, and more    269--269
              G. H. Collingwood   Miscellany: Science in the Forest  . . . 270--273
                      Anonymous   How's the Weather? . . . . . . . . . . . 273--274
                      Anonymous   Floating Glass, Sunfall, and more  . . . 274--284
                      Anonymous   Science in Industry: Electronic Control,
                                  Reduction Drive, and more  . . . . . . . 285--288
               Alexander Klemin   Aviation: How Germany Does It  . . . . . 289--290
                      Anonymous   Fear and Hate, The Thunderbolt, and more 290--291
                  Jacob Deschin   Camera Angles  . . . . . . . . . . . . . 292--293
                      Anonymous   Our Book Corner  . . . . . . . . . . . . 294--297
              Albert G. Ingalls   Telescoptics . . . . . . . . . . . . . . 298--301
                      Anonymous   Current Bulletin Briefs  . . . . . . . . 302--302
                      Anonymous   Index To Volume 167, July--December,
                                  1942 . . . . . . . . . . . . . . . . . . 303--304


Scientific American
Volume 168, Number 1, January, 1943

                      Anonymous   50 Years Ago: 50 Years Ago in
                                  \booktitleScientific American  . . . . . 3--3
              A. D. Rathbone IV   National Defense: Down to the Sea for
                                  Subs . . . . . . . . . . . . . . . . . . 4--6
                     A. P. Peck   Science in Industry: Spreading the Tin
                                  Thin . . . . . . . . . . . . . . . . . . 7--9
                      Anonymous   Vinyl Acetal, Hardening, and more  . . . 9--12
                      Anonymous   Industrial Trends  . . . . . . . . . . . 13--13
             Lois Mattox Miller   Health Science: Biodynes . . . . . . . . 14--16
                      Anonymous   Vitagrass, No More Mess  . . . . . . . . 16--16
                      Anonymous   Our Point of View --- Editorials: Our
                                  point of View  . . . . . . . . . . . . . 17--17
           Henry Norris Russell   Astronomy: Star of A.D. 1054 . . . . . . 18--19
                  J. V. Shepard   Scientific Research: Soil Saboteur . . . 20--21
                      Anonymous   Agar . . . . . . . . . . . . . . . . . . 21--21
                   R. A. Miller   Miscellany: Glass, Present and Future    22--24
                      Anonymous   Glass Walls, Grain Pests, and more . . . 24--36
                      Anonymous   Science in Industry: Surface Flaws,
                                  Protection, and more . . . . . . . . . . 37--39
               Alexander Klemin   Aviation: The Thunderbolt in Action  . . 40--40
                      Anonymous   Materials, Sound-Proofing, and more  . . 40--41
                      Anonymous   Current Bulletin Briefs  . . . . . . . . 42--42
                      Anonymous   Our Book Corner  . . . . . . . . . . . . 43--45
              Albert G. Ingalls   Telescoptics . . . . . . . . . . . . . . 46--48

Scientific American
Volume 168, Number 2, February, 1943

                      Anonymous   Our Point of View --- Editorials: Our
                                  Point View . . . . . . . . . . . . . . . 51--51
                      Anonymous   50 Years Ago: 50 Years Ago in
                                  \booktitleScientific American  . . . . . 52--53
              A. D. Rathbone IV   National Defense: `We Defend what we
                                  Build' . . . . . . . . . . . . . . . . . 54--57
                     A. P. Peck   Science in Industry: Salvaging Light . . 58--60
                      Anonymous   Regimenting Atoms, Steel Making, and
                                  more . . . . . . . . . . . . . . . . . . 60--62
                      Anonymous   Industrial Trends  . . . . . . . . . . . 63--63
           Henry Norris Russell   Astronomy: Two New Discoveries . . . . . 64--65
                  E. B. Collins   Celestial Navigation . . . . . . . . . . 66--67
                      Anonymous   Health Science: Something that's Getting
                                  Better . . . . . . . . . . . . . . . . . 68--69
                      Anonymous   Prognostication, Stuttering, and more    69--69
                George R. Ewald   Miscellany: `Commercial Sound' Enlists   70--72
                      Anonymous   Heads, Salt, and more  . . . . . . . . . 72--85
                      Anonymous   Science in Industry: Rapid Plating,
                                  Timber Trusses, and more . . . . . . . . 86--87
               Alexander Klemin   Aviation: Freight Planes . . . . . . . . 88--88
                      Anonymous   Zero Truth, Wartime Propellers, and more 89--89
                      Anonymous   Our Book Corner  . . . . . . . . . . . . 90--92
                      Anonymous   Current Bulletin Briefs  . . . . . . . . 93--93
              Albert G. Ingalls   Telescoptics . . . . . . . . . . . . . . 94--98

Scientific American
Volume 168, Number 3, March, 1943

                      Anonymous   50 Years Ago: 50 Years Ago in
                                  \booktitleScientific American  . . . . . 98--98
           Mary Elizabeth Warga   Personalities in Science . . . . . . . . 99--99
                      Anonymous   National Defense: How Naval Battles are
                                  Fought . . . . . . . . . . . . . . . . . 100--103
                Margaret Ingels   Science in Industry: Industrial Air
                                  Control  . . . . . . . . . . . . . . . . 104--106
                      Anonymous   Paper, Ship Cleaner, and more  . . . . . 106--108
                      Anonymous   Industrial Trends  . . . . . . . . . . . 109--109
                 Edwin W. James   Engineering: Highways to Strategic
                                  Materials  . . . . . . . . . . . . . . . 110--112
                      Anonymous   Editorials: Our Point of View  . . . . . 113--113
                Arthur L. Meyer   Scientific Research: Water and You . . . 114--115
                      Anonymous   Ultra-Sonic, Piston Study  . . . . . . . 115--115
           Henry Norris Russell   Astronomy: A Dream Almost Attained . . . 116--117
               Loren C. Eiseley   Archeology: Pseudo-Fossil Man  . . . . . 118--119
             Harland Manchester   Miscellany: Simon Lake, Submarine Genius 120--123
                      Anonymous   Tent, Telephone Alarm, and more  . . . . 123--131
                      Anonymous   Science in Industry: Signal Liquid,
                                  Power Plants, and more . . . . . . . . . 132--134
               Alexander Klemin   Aviation: Most Powerful Dive-Bomber  . . 135--135
                      Anonymous   Experts Abroad, Lumber, and more . . . . 135--136
                      Anonymous   Our Book Corner  . . . . . . . . . . . . 138--140
                      Anonymous   Current Bulletin Briefs  . . . . . . . . 141--141
              Albert G. Ingalls   Telescoptics . . . . . . . . . . . . . . 142--144

Scientific American
Volume 168, Number 4, April, 1943

                      Anonymous   Editorials: Our Point of View  . . . . . 147--147
                      Anonymous   50 Years Ago: 50 Years Ago in
                                  \booktitleScientific American  . . . . . 148--149
              A. D. Rathbone IV   War: ``Smoke Eaters'' of the Navy  . . . 150--153
                      Anonymous   War Vehicles . . . . . . . . . . . . . . 153--153
                  J. A. Summers   Industry: Anti-Sabotage Lighting . . . . 154--157
                      Anonymous   Quenching Oil, Bonded, and more  . . . . 157--159
                      Anonymous   Industrial Trends  . . . . . . . . . . . 160--160
                Temple C. Smith   Engineering: Buried Telephone Talk . . . 161--163
           Henry Norris Russell   Astronomy: In Flight, Troubles Begin . . 164--165
                   A. G. McNish   Research: Fossil Magnetism . . . . . . . 166--167
             Hamilton M. Wright   Miscellany: Using all but the Smell  . . 168--170
                    A. L. Muray   Save Your Tires  . . . . . . . . . . . . 170--171
                      Anonymous   Tuning Forks Govern Time . . . . . . . . 172--172
                      Anonymous   Vacuum Seal, U.S. Rubber, and more . . . 172--181
               Alexander Klemin   Aviation: No Oxygen Needed . . . . . . . 182--183
                      Anonymous   Counter Rotating . . . . . . . . . . . . 183--183
                      Anonymous   Industry: Copper Babbitt, Air Clamp, and
                                  more . . . . . . . . . . . . . . . . . . 184--185
                      Anonymous   Our Book Corner  . . . . . . . . . . . . 186--188
                      Anonymous   Current Bulletin Briefs  . . . . . . . . 189--189
              Albert G. Ingalls   Telescoptics . . . . . . . . . . . . . . 190--192

Scientific American
Volume 168, Number 5, May, 1943

                      Anonymous   50 Years Ago: 50 Years Ago in
                                  \booktitleScientific American  . . . . . 194--194
                 Albert W. Hull   Personalities in Science . . . . . . . . 195--195
                   Jas. K. Hunt   Industry: Long is the List . . . . . . . 196--198
                      Anonymous   Electrical Progress, Cold Conquest, and
                                  more . . . . . . . . . . . . . . . . . . 198--200
                      Anonymous   Industrial Trends  . . . . . . . . . . . 201--201
              Albert G. Ingalls   War: A Hobby Goes to War . . . . . . . . 202--205
                      Anonymous   Editorials: Our Point of View  . . . . . 206--206
                A. R. Wildhagen   Research: The Betatron . . . . . . . . . 207--209
                      Anonymous   Color and Heat, T V Archeology . . . . . 209--209
           Henry Norris Russell   Astronomy: Nature's Cross-Word Puzzles   210--211
               Loren C. Eiseley   Archeology: Who Were Our Ancestors?  . . 212--213
               T. Swann Harding   Health: What About Vitamin Tablets?  . . 214--215
                      Anonymous   Ideal Weights, Menace  . . . . . . . . . 215--215
                    Alvah Small   Miscellany: Testing for Victory  . . . . 216--218
                      Anonymous   Ants, Visual Purple, and more  . . . . . 218--228
                      Anonymous   Current Bulletin Briefs  . . . . . . . . 229--229
                      Anonymous   Industry: Grinders, Sander, and more . . 230--231
               Alexander Klemin   Aviation: When Engineers Meet  . . . . . 232--233
                      Anonymous   Engine Production  . . . . . . . . . . . 233--233
                      Anonymous   Our Book Corner  . . . . . . . . . . . . 234--237
              Albert G. Ingalls   Telescoptics . . . . . . . . . . . . . . 238--240

Scientific American
Volume 168, Number 6, June, 1943

                      Anonymous   50 Years Ago: 50 Years Ago in
                                  \booktitleScientific American  . . . . . 242--242
                      Anonymous   Editorials: Our Point of View  . . . . . 244--244
   Major Edwin Howard Armstrong   Personalities in Science . . . . . . . . 245--245
                   Roger Conant   Natural History: Gorilla Round-Up  . . . 246--248
                 Merrill Folsom   War: Where War Surprises Are Born  . . . 249--251
                      Anonymous   Decking Material, ``Sea-Sickness''
                                  Machine  . . . . . . . . . . . . . . . . 251--251
                  S. R. Winters   Industry: Helium Aids in Welding . . . . 252--254
                      Anonymous   Corks, Industrial Analysis, and more . . 254--256
                      Anonymous   Industrial Trends  . . . . . . . . . . . 257--257
                      Anonymous   Engineering: A House in Six Hours  . . . 258--258
                      Anonymous   Safety: Fighting Fires Aloft . . . . . . 259--259
           Henry Norris Russell   Astronomy: Planet Companions . . . . . . 260--261
              A. D. Rathbone IV   Miscellany: New Key to the North . . . . 262--264
                      Anonymous   Myopes, Nylon Screens, and more  . . . . 264--274
               Alexander Klemin   Aviation: Latest Helicopter  . . . . . . 275--275
                      Anonymous   ``Exploded'' Sketch, Cold Tunnel, and
                                  more . . . . . . . . . . . . . . . . . . 275--276
                      Anonymous   Industry: Plant Sweeper, Quick-Drying
                                  Oil, and more  . . . . . . . . . . . . . 277--279
                      Anonymous   Our Book Corner  . . . . . . . . . . . . 280--282
                      Anonymous   Current Bulletin Briefs  . . . . . . . . 283--283
              Albert G. Ingalls   Telescoptics . . . . . . . . . . . . . . 284--286


Scientific American
Volume 169, Number 1, July, 1943

                      Anonymous   50 Years Ago: 50 Years Ago in
                                  \booktitleScientific American  . . . . . 2--2
                      Anonymous   Editorials: Our Point of View  . . . . . 4--4
            Edward C. Schneider   Personalities in Science . . . . . . . . 5--5
            R. G. Picinich, Jr.   War: Sky Sentries on Guard . . . . . . . 6--8
                      Anonymous   War Prisoners  . . . . . . . . . . . . . 8--8
                Roy H. Cottrell   Industry: Sugar, A `Chemically-Pure'
                                  Food . . . . . . . . . . . . . . . . . . 9--11
                      Anonymous   Die Production, Odor Problems, and more  11--13
                     A. P. Peck   Industrial Trends  . . . . . . . . . . . 14--14
             Lawrence C. Porter   Research: Ultra-Violet --- Near, Middle,
                                  Far  . . . . . . . . . . . . . . . . . . 15--17
                      Anonymous   Electronics Mystery, Molecular
                                  Attraction . . . . . . . . . . . . . . . 17--17
           Henry Norris Russell   Astronomy: Anthropocentrism's Demise . . 18--19
                Robert H. Feldt   Health: Can Colds Be Prevented?  . . . . 20--21
                      Anonymous   Climacteric, Heart Watching, and more    21--22
           Ulysses S. Grant III   Miscellany: ``Wers'' Calling . . . . . . 23--25
                      Anonymous   Electric ``Brain'', Radio Sewing
                                  Machine, and more  . . . . . . . . . . . 25--36
                      Anonymous   Industry: Three-Liquid Pump, Commutator
                                  Cleaner, and more  . . . . . . . . . . . 37--39
               Alexander Klemin   Aviation: Helicopter Progress  . . . . . 40--40
                      Anonymous   Fuselage Sandblasting, Flight Training,
                                  and more . . . . . . . . . . . . . . . . 40--42
                      Anonymous   Current Bulletin Briefs  . . . . . . . . 43--43
              Albert G. Ingalls   Telescoptics . . . . . . . . . . . . . . 44--45
                      Anonymous   Our Book Corner  . . . . . . . . . . . . 46--48

Scientific American
Volume 169, Number 2, August, 1943

                      Anonymous   50 Years Ago: 50 Years Ago in
                                  \booktitleScientific American  . . . . . 50--51
                      Anonymous   Quotes . . . . . . . . . . . . . . . . . 52--52
            Richard L. Sigerson   War: Invasion Communications . . . . . . 53--55
                 Frank J. Byrne   Industry: Industrial Blasting  . . . . . 56--58
                      Anonymous   Vest-Pocket Automobiles, Glue
                                  ``Welding'', and more  . . . . . . . . . 58--60
                     A. P. Peck   Industrial Trends  . . . . . . . . . . . 61--61
           Henry Norris Russell   Astronomy: Galactic Gas Clouds . . . . . 62--63
                  C. E. Randall   Science Enters the Woods . . . . . . . . 64--65
          Francis Sill Wickware   Elmer Sperry and his Magic Top . . . . . 66--67
                L. W. Giellerup   Health: The Culprit is Histamine . . . . 68--69
                      Anonymous   Child Cancer, Whose Fault? . . . . . . . 69--69
                      Anonymous   Our Point of View --- Editorials: OUR
                                  Point of View  . . . . . . . . . . . . . 70--70
                 Leonard Bourne   Miscellany: Oil from Canadian Sands  . . 71--73
                    Harold Keen   Orphan Agar  . . . . . . . . . . . . . . 73--75
                      Anonymous   Finest Wind Tunnel, Electrical
                                  Protection, and more . . . . . . . . . . 75--83
                      Anonymous   Industry: Plastic Adhesive and Cleaner,
                                  Wrinkle Finish, and more . . . . . . . . 85--87
               Alexander Klemin   Aviation: Pre-Flight Training  . . . . . 88--88
                      Anonymous   Integral Supercharger, Post-War, and
                                  more . . . . . . . . . . . . . . . . . . 88--90
                 John P. Candia   Our Book Corner  . . . . . . . . . . . . 91--93
              Albert G. Ingalls   Telescoptics . . . . . . . . . . . . . . 94--95
                      Anonymous   Current Bulletin Briefs  . . . . . . . . 96--96

Scientific American
Volume 169, Number 3, September, 1943

                     A. P. Peck   Previews of the Industrial Horizon . . . 99--99
                      Anonymous   50 Years Ago: 50 Years Ago in
                                  \booktitleScientific American  . . . . . 100--101
                      Anonymous   Quotes . . . . . . . . . . . . . . . . . 102--102
                   Keith Henney   Electronics: Electronics' Brightest Star 103--105
               Edward J. Cleary   Engineering: Dollars From Sewers . . . . 106--108
                 S. R. Williams   What is Hardness?  . . . . . . . . . . . 109--111
                 Fred P. Peters   Metals in Industry: Hard,
                                  Corrosion-Resistant, Slippery  . . . . . 112--114
                  James M. Crow   Chemistry in Industry: Synthetic Rubber
                                  Today  . . . . . . . . . . . . . . . . . 115--117
               Alexander Klemin   Aviation: Floating Airports in Mid-Ocean 118--120
                    J. H. Sachs   In Other Fields: Dyes Will Be Even
                                  Better . . . . . . . . . . . . . . . . . 121--135
                      Anonymous   New Products . . . . . . . . . . . . . . 136--138
                  K. M. Canavan   Current Bulletin Briefs  . . . . . . . . 139--139
              Albert G. Ingalls   Telescoptics . . . . . . . . . . . . . . 140--141
                 John P. Candia   Our Book Corner  . . . . . . . . . . . . 142--144

Scientific American
Volume 169, Number 4, October, 1943

                     A. P. Peck   Previews of the Industrial Horizon . . . 146--147
                      Anonymous   50 Years Ago: 50 Years Ago in
                                  \booktitleScientific American  . . . . . 148--148
                      Anonymous   Quotes . . . . . . . . . . . . . . . . . 150--150
                 Fred P. Peters   Metals in Industry: Silver in Peace and
                                  War  . . . . . . . . . . . . . . . . . . 151--153
               Alexander Klemin   Aviation: Tomorrow's Air Transport
                                  Planes . . . . . . . . . . . . . . . . . 154--156
               Edwin Laird Cady   Engineering: Taking Dust Out of Industry 157--159
                 James M. Crowe   Chemistry in Industry: Progress in
                                  Proteins . . . . . . . . . . . . . . . . 160--162
          Albert G. Ingalls and   
                   A. F. Caprio   Fundamental Science: Plastics' Parade    163--165
                   Keith Henney   Electronics: Motors do a Better Job  . . 166--168
                  The Staff and   
               Earl N. Bressman   In Other Fields: Rubber: Natural Or
                                  Synthetic? . . . . . . . . . . . . . . . 169--183
                      Anonymous   New Products . . . . . . . . . . . . . . 184--186
                  K. M. Canavan   Current Bulletin Briefs  . . . . . . . . 187--187
              Albert G. Ingalls   Telescoptics . . . . . . . . . . . . . . 188--189
                 John P. Candia   Our Book Corner  . . . . . . . . . . . . 190--192

Scientific American
Volume 169, Number 5, November, 1943

                     A. P. Peck   Previews of the Industrial Horizon . . . 195--195
                      Anonymous   50 Years Ago: 50 Years Ago in
                                  \booktitleScientific American  . . . . . 196--196
                      Anonymous   Quotes . . . . . . . . . . . . . . . . . 198--198
               Alexander Klemin   Aviation: Post-War Private Planes  . . . 199--201
                 James M. Crowe   Chemistry in Industry: From the Pine . . 202--204
           Edward J. Cleary and   
                    Hal W. Hunt   Engineering: Seagoing Concrete . . . . . 205--207
                 Fred P. Peters   Metals in Industry: Pressing Metal into
                                  Service  . . . . . . . . . . . . . . . . 208--210
          Albert G. Ingalls and   
             Franklin P. Huddle   Fundamental Science: A New Industrial
                                  Frontier . . . . . . . . . . . . . . . . 211--213
               Keith Henney and   
                    John Markus   Electronics: Super-Sight With Phototubes 214--216
                  The Staff and   
              Steven M. Spencer   In Other Fields: Packaging Delivers the
                                  Goods  . . . . . . . . . . . . . . . . . 217--229
                  K. M. Canavan   Current Bulletin Briefs  . . . . . . . . 230--230
                      Anonymous   New Products . . . . . . . . . . . . . . 232--234
              Albert G. Ingalls   Telescoptics . . . . . . . . . . . . . . 236--237
                      Anonymous   Our Book Corner  . . . . . . . . . . . . 238--240

Scientific American
Volume 169, Number 6, December, 1943

                     A. P. Peck   Previews of the Industrial Horizon . . . 243--243
                      Anonymous   50 Years Ago: 50 Years Ago in
                                  \booktitleScientific American  . . . . . 244--244
                      Anonymous   Quotes . . . . . . . . . . . . . . . . . 246--246
                D. H. Killeffer   Chemistry in Industry: Penicillin Poses
                                  Production Problems  . . . . . . . . . . 247--249
               Edwin Laird Cady   Engineering: Industrial Temperature
                                  Control  . . . . . . . . . . . . . . . . 250--252
               Alexander Klemin   Aviation: A Lighter Age is Coming  . . . 253--255
               Keith Henney and   
                    John Markus   Electronics: Color Matching in Industry  256--258
                 Fred P. Peters   Metals in Industry: Found: The
                                  `Lost-Wax' Process . . . . . . . . . . . 259--261
          Albert G. Ingalls and   
            Harold Burris-Meyer   Fundamental Science: Music in Industry   262--264
                  The Staff and   
                  Worth Colwell   In Other Fields: Felt Goes to Work . . . 265--267
                    Allan Perry   Photography, An Industrial Tool  . . . . 267--283
                  K. M. Canavan   Current Bulletin Briefs  . . . . . . . . 284--284
                      Anonymous   New Products . . . . . . . . . . . . . . 285--288
                      Anonymous   Our Book Corner  . . . . . . . . . . . . 289--292
              Albert G. Ingalls   Telescoptics . . . . . . . . . . . . . . 293--294
                      Anonymous   Index to Volume 169, July--December,
                                  1943 . . . . . . . . . . . . . . . . . . 295--296


Scientific American
Volume 170, Number 1, January, 1944

                     A. P. Peck   Previews of the Industrial Horizon . . . 3--3
                      Anonymous   50 Years Ago: 50 Years Ago in
                                  \booktitleScientific American  . . . . . 4--5
                      Anonymous   Quotes . . . . . . . . . . . . . . . . . 6--6
                D. H. Killeffer   Chemistry in Industry: As Metal
                                  Resources Dwindle  . . . . . . . . . . . 7--9
                    Keith Henny   Electronics: Seeing is Believing . . . . 10--12
               Alexander Klemin   Aviation: Air Transportation --- a
                                  Review and Forecast  . . . . . . . . . . 13--15
                 Fred P. Peters   Metals in Industry: Ultra-Low-Melting
                                  Alloys . . . . . . . . . . . . . . . . . 16--16
           Edward J. Cleary and   
                    Hal W. Hunt   Engineering: Winning the Battle with
                                  Snow . . . . . . . . . . . . . . . . . . 19--21
          Albert G. Ingalls and   
                 C. J. Phillips   Fundamental Science: What Glass is and
                                  isn't  . . . . . . . . . . . . . . . . . 22--23
                      C. Powers   In Other Fields: Compressed Air in
                                  Industry . . . . . . . . . . . . . . . . 24--39
                  K. M. Canavan   Current Bulletin Briefs  . . . . . . . . 40--41
                      Anonymous   New Products . . . . . . . . . . . . . . 41--44
              Albert G. Ingalls   Telescoptics . . . . . . . . . . . . . . 44--45
                      Anonymous   Our Book Corner  . . . . . . . . . . . . 46--48

Scientific American
Volume 170, Number 2, February, 1944

                     A. P. Peck   Previews of the Industrial Horizon . . . 51--51
                      Anonymous   50 Years Ago: 50 Years Ago in
                                  \booktitleScientific American  . . . . . 52--53
                      Anonymous   Quotes . . . . . . . . . . . . . . . . . 54--54
                   Keith Henney   Electronics: Supercontrol by Electronics 55--57
                D. H. Killeffer   Chemistry in Industry: What About
                                  Synthetic Tires? . . . . . . . . . . . . 58--60
               Edwin Laird Cady   Engineering: Materials Must Move . . . . 61--64
               Alexander Klemin   Aviation: Aviation's Hot-House . . . . . 64--66
                 Fred P. Peters   Metals in Industry: Refrigerated Metals  67--69
          Albert G. Ingalls and   
                       A. Nadai   Fundamental Science: Plastic Flow and
                                  Creep  . . . . . . . . . . . . . . . . . 70--72
                  The Staff and   
Representative Jennings Randolph   In Other Fields: Gasoline from Coal  . . 73--86
                      Anonymous   New Products . . . . . . . . . . . . . . 87--90
                  K. M. Canavan   Current Bulletin Briefs  . . . . . . . . 91--91
              Albert G. Ingalls   Telescoptics . . . . . . . . . . . . . . 92--93
                      Anonymous   Our Book Corner  . . . . . . . . . . . . 94--96

Scientific American
Volume 170, Number 3, March, 1944

                     A. P. Peck   Previews of the Industrial Horizon . . . 99--99
                      Anonymous   50 Years Ago: 50 Years Ago in
                                  \booktitleScientific American  . . . . . 100--101
                      Anonymous   Quotes . . . . . . . . . . . . . . . . . 102--102
                D. H. Killeffer   Chemistry in Industry: Plastics Tomorrow 103--105
               Keith Henney and   
                    John Markus   Electronics: Electronic Processing . . . 106--108
               Alexander Klemin   Aviation: Engines of the Air . . . . . . 109--111
               Edward J. Cleary   Engineering: Chicago's New Subway  . . . 112--114
                 Fred P. Peters   Metals in Industry: Casting's Progress   115--117
          Albert G. Ingalls and   
                Harry B. Shaper   Fundamental Science: Measuring Roughness 118--119
                     A. P. Peck   In Other Fields: Keeping Business in
                                  Business . . . . . . . . . . . . . . . . 120--135
                      Anonymous   New Products . . . . . . . . . . . . . . 136--138
                  K. M. Canavan   Current Bulletin Briefs  . . . . . . . . 139--139
              Albert G. Ingalls   Telescoptics . . . . . . . . . . . . . . 140--141
                      Anonymous   Our Book Corner  . . . . . . . . . . . . 142--144

Scientific American
Volume 170, Number 4, April, 1944

                     A. P. Peck   Previews of the Industrial Horizon . . . 147--147
                      Anonymous   50 and 100 Years Ago: 50 Years Ago in
                                  \booktitleScientific American  . . . . . 148--149
                      Anonymous   Quotes . . . . . . . . . . . . . . . . . 150--150
                D. H. Killeffer   Chemistry in Industry: Here's How! . . . 151--153
             Fred P. Peters and   
                   Kenneth Rose   Metals in Industry: Versatile Indium . . 154--156
               Keith Henney and   
                     Vin Zeluff   Electronics: Welding in Production . . . 157--159
               Edwin Laird Cady   Engineering: Precision for Every Plant   160--162
              Albert G. Ingalls   Fundamental Science: X Marks the Spot    163--165
               Alexander Klemin   Aviation: Jet-Propulsion Flight  . . . . 166--168
                  The Staff and   
          Francis Sill Wickware   In Other Fields: `Our Business is
                                  Improving' . . . . . . . . . . . . . . . 169--182
                      Anonymous   New Products . . . . . . . . . . . . . . 183--186
                  K. M. Canavan   Current Bulletin Briefs  . . . . . . . . 187--187
                      Anonymous   Our Book Corner  . . . . . . . . . . . . 188--189
              Albert G. Ingalls   Telescoptics . . . . . . . . . . . . . . 190--192

Scientific American
Volume 170, Number 5, May, 1944

                     A. P. Peck   Previews of the Industrial Horizon . . . 194--195
                      Anonymous   50 Years Ago: 50 Years Ago in
                                  \booktitleScientific American  . . . . . 196--197
                      Anonymous   Quotes . . . . . . . . . . . . . . . . . 198--198
                 Fred P. Peters   Metals in Industry: Mass Production
                                  Metal-Forms  . . . . . . . . . . . . . . 199--201
           Edward J. Cleary and   
                   A. N. Carter   Engineering: Wood in War Construction    202--204
                D. H. Killeffer   Chemistry in Industry: Progress by
                                  Substitution . . . . . . . . . . . . . . 205--207
                   Keith Henney   Electronics: Prospecting for Petroleum   208--210
          Albert G. Ingalls and   
                   E. M. Barber   Fundamental Science: Modern Lubrication  211--213
               Alexander Klemin   Aviation: Aviation Surveyed  . . . . . . 214--216
                  The Staff and   
                 H. R. Drackett   In Other Fields: By-Passing the Sheep    217--231
                      Anonymous   New Products . . . . . . . . . . . . . . 232--235
                  K. M. Canavan   Current Bulletin Briefs  . . . . . . . . 236--236
                      Anonymous   Our Book Corner  . . . . . . . . . . . . 237--238
              Albert G. Ingalls   Telescoptics . . . . . . . . . . . . . . 239--240

Scientific American
Volume 170, Number 6, June, 1944

                     A. P. Peck   Previews of the Industrial Horizon . . . 242--243
                      Anonymous   50 Years Ago: 50 Years Ago in
                                  \booktitleScientific American  . . . . . 244--246
                      Anonymous   Quotes . . . . . . . . . . . . . . . . . 246--246
                D. H. Killeffer   Chemistry in Industry: Synthetics Offer
                                  Solutions  . . . . . . . . . . . . . . . 247--249
                 Fred P. Peters   Metals in Industry: Lead Carries its
                                  Weight . . . . . . . . . . . . . . . . . 250--252
               Edwin Laird Cady   Engineering: Safety Increases, But . . . 253--255
               Keith Henney and   
                     Vin Zeluff   Electronics: Electronic Aviation . . . . 256--258
          Albert G. Ingalls and   
               Sidney J. French   Explosives --- Inside and Out  . . . . . 259--261
               Alexander Klemin   Aviation: High-Octane Gas  . . . . . . . 262--264
       The Staff J. D. Ratcliff   In Other Fields: Water Conditioning  . . 265--277
                      Anonymous   New Products . . . . . . . . . . . . . . 278--281
                  K. M. Canavan   Current Bulletin Briefs  . . . . . . . . 282--282
                      Anonymous   Our Book Corner  . . . . . . . . . . . . 283--284
              Albert G. Ingalls   Telescoptics: A Monthly Department for
                                  the Amateur Telescope Maker  . . . . . . 285--286


Scientific American
Volume 171, Number 1, July, 1944

                     A. P. Peck   Previews of the Industrial Horizon . . . 2--3
                      Anonymous   50 Years Ago: 50 Years Ago in
                                  \booktitleScientific American  . . . . . 4--5
                      Anonymous   Quotes . . . . . . . . . . . . . . . . . 6--6
               Alexander Klemin   Aviation: Bringing Down the Stratosphere 7--10
                   Keith Henney   Electronics: Supersonics at Work . . . . 10--12
                D. H. Killeffer   Chemistry in Industry: Insects Can be
                                  Controlled . . . . . . . . . . . . . . . 13--15
           Edward J. Cleary and   
                 V. T. Boughton   Engineering: Highways Alter the War  . . 16--18
             Fred P. Peters and   
                  T. W. Lippert   Metals in Industry: Continuous Casting   19--21
          Albert G. Ingalls and   
                   R. G. Sloane   Fundamental Science: Man Against Oxygen  22--24
                  The Staff and   
             Charles J. Romieux   In Other Fields: Meet Melamine . . . . . 25--37
                      Anonymous   New Products . . . . . . . . . . . . . . 38--43
                  K. M. Canavan   Current Bulletin Briefs  . . . . . . . . 44--44
                      Anonymous   Our Book Corner  . . . . . . . . . . . . 45--46
              Albert G. Ingalls   Telescoptics . . . . . . . . . . . . . . 47--49

Scientific American
Volume 171, Number 2, August, 1944

                     A. P. Peck   Previews of the Industrial Horizon . . . 50--52
                      Anonymous   50 Years Ago: 50 Years Ago in
                                  \booktitleScientific American  . . . . . 52--53
                      Anonymous   Quotes . . . . . . . . . . . . . . . . . 54--54
               Edwin Laird Cady   Engineering: Fighting Factory Fires  . . 55--57
                 Fred P. Peters   Metals in Industry: Nonferrous Metals
                                  Tomorrow . . . . . . . . . . . . . . . . 58--60
                   Keith Henney   Electronics: Electronic Sorting  . . . . 61--63
            D. H. Killeffer and   
                 H. P. Ouadland   Chemistry in Industry: Safety with
                                  Solvents . . . . . . . . . . . . . . . . 64--66
              Albert G. Ingalls   Fundamental Science: Keep them Tight . . 67--69
               Alexander Klemin   Aviation: Safely in the Air  . . . . . . 70--72
                    T. A. Walsh   In Other Fields: Detenderizing Glass . . 73--85
                      Anonymous   New Products . . . . . . . . . . . . . . 86--90
                  K. M. Canavan   Current Bulletin Briefs  . . . . . . . . 91--91
                      Anonymous   Our Book Corner  . . . . . . . . . . . . 92--94
              Albert G. Ingalls   Telescoptics . . . . . . . . . . . . . . 95--96

Scientific American
Volume 171, Number 3, September, 1944

                     A. P. Peck   Previews of the Industrial Horizon . . . 98--99
                      Anonymous   50 Years Ago: 50 Years Ago
                                  \booktitleScientific American  . . . . . 100--101
                      Anonymous   Quotes . . . . . . . . . . . . . . . . . 102--102
             Fred P. Peters and   
                 Daniel Minturn   Metals in Industry: Flume Filled Future  103--105
                   Keith Henney   Electronics: Electronic Counting . . . . 106--108
               Alexander Klemin   Aviation: Airports for America . . . . . 109--111
               Edward J. Cleary   Engineering: Better Water for Industry   112--114
                D. H. Killeffer   Chemistry in Industry: The Resin Dog
                                  with the Plastics Tail . . . . . . . . . 115--117
          Albert G. Ingalls and   
                     H. H. Fink   Fundamental Science: If you Can't Kill
                                  it, Isolate It . . . . . . . . . . . . . 118--120
                      Anonymous   In Other Fields: Battleship of the Air   121--134
                  K. M. Canavan   Current Bulletin Briefs  . . . . . . . . 135--135
                      Anonymous   New Products . . . . . . . . . . . . . . 136--139
                      Anonymous   Our Book Corner  . . . . . . . . . . . . 140--142
              Albert G. Ingalls   Telescoptics . . . . . . . . . . . . . . 143--144

Scientific American
Volume 171, Number 4, October, 1944

                     A. P. Peck   Previews of the Industrial Horizon . . . 146--147
                      Anonymous   50 Years Ago: 50 Years Ago
                                  \booktitleScientific American  . . . . . 148--150
             Fred P. Peters and   
                  Edwin F. Cone   Metals in Industry: Centrifugal Casting  151--153
          Albert G. Ingalls and   
                     Jean Mater   Medical Science: They Do Practically
                                  Anything . . . . . . . . . . . . . . . . 154--156
               Edwin Laird Cady   Engineering: What About the Gas Turbine
                                  ?  . . . . . . . . . . . . . . . . . . . 157--159
                   Keith Henney   Electronics: Electronics in
                                  Transportation . . . . . . . . . . . . . 160--162
            D. H. Killeffer and   
              Steven M. Spencer   Chemistry in Industry: Chemical
                                  Guardians of Fabrics . . . . . . . . . . 163--165
               Alexander Klemin   Aviation: Progress in Instrumentation    166--168
                      Anonymous   In Other Fields: Continuous Hardening    169--184
                      Anonymous   New Products . . . . . . . . . . . . . . 185--187
                  K. M. Canavan   Current Bulletin Briefs  . . . . . . . . 188--188
                      Anonymous   Our Book Corner  . . . . . . . . . . . . 189--190
              Albert G. Ingalls   Telescoptics . . . . . . . . . . . . . . 191--192

Scientific American
Volume 171, Number 5, November, 1944

                     A. P. Peck   Previews of the Industrial Horizon . . . 194--195
                      Anonymous   50 Years Ago: 50 Years Ago in
                                  \booktitleScientific American  . . . . . 196--198
             Fred P. Peters and   
                   Kenneth Rose   Metals in Industry: Thermit Branches Out 199--201
                D. H. Killeffer   Chemistry in Industry: Abundant Chlorine 202--204
               Edwin Laird Cady   Engineering: Precast Solves Many
                                  Problems . . . . . . . . . . . . . . . . 205--207
                   Keith Henney   Electronics: Electronics in Tomorrow's
                                  Industry . . . . . . . . . . . . . . . . 208--210
               Alexander Klemin   Aviation: Has the Glider A Future? . . . 211--213
          Albert G. Ingalls and   
                 M. A. Heikkila   Fundamental Science: Glowing Color in
                                  the Durk . . . . . . . . . . . . . . . . 214--215
           Harvey C. Rentschler   In Other Fields: Rays that Sterilize . . 216--229
                      Anonymous   New Products . . . . . . . . . . . . . . 230--234
                  K. M. Canavan   Current Bulletin Briefs  . . . . . . . . 235--235
                      Anonymous   Our Book Corner  . . . . . . . . . . . . 236--238
              Albert G. Ingalls   Telescoptics . . . . . . . . . . . . . . 239--240

Scientific American
Volume 171, Number 6, December, 1944

                     A. P. Peck   Previews of the Industrial Horizon . . . 242--243
                      Anonymous   50 Years Ago: 50 Years Ago in
                                  \booktitleScientific American  . . . . . 244--246
               Edwin Laird Cady   Engineering: Power Transmission Tamed    247--249
            D. H. Killeffer and   
            F. J. Van Antwerpen   Chemistry in Industry: Petroleum's `Big
                                  three' . . . . . . . . . . . . . . . . . 250--252
                 Fred P. Peters   Metals in Industry: Steel Treating . . . 253--255
               Alexander Klemin   Aviation: A Miracle of Production  . . . 256--258
               Keith Henney and   
                     Vin Zeluff   Electronics: Electronic Controls . . . . 259--261
          Albert G. Ingalls and   
                  W. J. Sweeney   Fundamental Science: Why Engines Knock   262--265
                William H. Page   In Other Fields: Glass in Textiles . . . 266--274
                      Anonymous   New Products . . . . . . . . . . . . . . 275--280
                  K. M. Canavan   Current Bulletin Briefs  . . . . . . . . 281--282
                      Anonymous   Our Book Corner  . . . . . . . . . . . . 283--284
              Albert G. Ingalls   Telescoptics . . . . . . . . . . . . . . 285--286


Scientific American
Volume 172, Number 1, January, 1945

                     A. P. Peck   Previews of the Industrial Horizon . . . 2--3
                      Anonymous   50 Years Ago: 50 Years Ago in
                                  \booktitleScientific American  . . . . . 4--6
           Charles F. Kettering   Research Opens the Door  . . . . . . . . 7--12
                 Fred P. Peters   Metals in Industry: Better Metals
                                  Through Research . . . . . . . . . . . . 13--15
                     C. B. Peck   Railroad Transportation: Railways Roll
                                  on Research  . . . . . . . . . . . . . . 16--18
               Keith Henney and   
                    John Markus   Electronics: Electronic Aids to Research 19--21
               Alexander Klemin   Aviation: Research Gave Mankind Wings    22--25
             Charles A. Breskin   Plastics: Plastics --- Products of
                                  Research . . . . . . . . . . . . . . . . 26--29
               Edwin Laird Cady   Engineering: Everything Under Control    30--34
            D. H. Killeffer and   
            F. J. Van Antwerpen   Chemistry in Industry: Where Research is
                                  King . . . . . . . . . . . . . . . . . . 35--37
                      Anonymous   In Other Fields: Research in Metal
                                  Heating  . . . . . . . . . . . . . . . . 38--52
                      Anonymous   New Products . . . . . . . . . . . . . . 53--58
                  K. M. Canavan   Current Bulletin Briefs  . . . . . . . . 59--60
                      Anonymous   Our Book Corner  . . . . . . . . . . . . 60--62
              Albert G. Ingalls   Telescoptics: A Monthly Department for
                                  the Amateur Telescope Maker  . . . . . . 63--64

Scientific American
Volume 172, Number 2, February, 1945

                     A. P. Peck   Previews of the Industrial Horizon . . . 66--67
                      Anonymous   50 Years Ago: 50 Years Ago in
                                  \booktitleScientific American  . . . . . 68--70
               Edwin Laird Cady   A Century of Engineering . . . . . . . . 71--81
             Charles F. Breskin   Plastics: Plastics' Future . . . . . . . 82--85
                    Leslie Peat   Highway Transportation: Tomorrow's
                                  Vehicles . . . . . . . . . . . . . . . . 86--88
               Keith Henney and   
                     Vin Zeluff   Electronics: Engineered Electronics  . . 89--90
               Alexander Klemin   Aviation: Engineers and Wings  . . . . . 92--94
                 Fred P. Peters   Metals in Industry: Backbone of
                                  Engineering  . . . . . . . . . . . . . . 95--97
            D. H. Killeffer and   
            F. J. Van Antwerpen   Chemistry in Industry: Partners in
                                  Production . . . . . . . . . . . . . . . 98--100
          Albert G. Ingalls and   
                   G. W. Penney   Fundamental Science: Heat Transfer . . . 101--105
                Jerome Campbell   In Other Fields: Multi-Room Air
                                  Conditioning . . . . . . . . . . . . . . 106--116
                      Anonymous   New Products . . . . . . . . . . . . . . 117--122
                  K. M. Canavan   Current Bulletin Briefs  . . . . . . . . 123--124
                      Anonymous   Our Book Corner: Our Book corner . . . . 125--126
              Albert G. Ingalls   Telescoptics . . . . . . . . . . . . . . 127--128

Scientific American
Volume 172, Number 3, March, 1945

                     A. P. Peck   Previews of the Industrial Horizon . . . 130--131
                      Anonymous   50 Years Ago: 50 Years Ago in
                                  \booktitleScientific American  . . . . . 132--134
               Edwin Laird Cady   Engineering: Weather-Proof Revolution    145--148
             Charles A. Breskin   Plastics: Plastics Days Ahead  . . . . . 149--152
               Alexander Klemin   Aviation: Planes and Trains  . . . . . . 153--155
               Keith Henney and   
                    John Markus   Electronics: Electronics in Boilroading  156--158
                D. H. Killeffer   Chemistry in Industry: Chemistry Serves
                                  the Railroads  . . . . . . . . . . . . . 159--161
                 Fred P. Peters   Metals in Industry: Metals Make
                                  Railroads  . . . . . . . . . . . . . . . 162--164
          Albert G. Ingalls and   
                  L. K. Sillcox   Fundamental Science: Wheels of Worth . . 165--169
               Harry E. Schaden   In Other Fields: Luxury on Rails . . . . 170--179
                      Anonymous   New Products . . . . . . . . . . . . . . 180--186
                  K. M. Canavan   Current Bulletin Briefs  . . . . . . . . 187--188
                      Anonymous   Our Book Corner  . . . . . . . . . . . . 189--190
              Albert G. Ingalls   Telescoptics . . . . . . . . . . . . . . 191--192
                     C. B. Peck   On the Railroad Frontier . . . . . . . . 135--144

Scientific American
Volume 172, Number 4, April, 1945

                     A. P. Peck   Previews of the Industrial Horizon . . . 194--195
                      Anonymous   50 Years Ago: 50 Years Ago in
                                  \booktitleScientific American  . . . . . 196--198
                 Fred P. Peters   Into the Alloy Age . . . . . . . . . . . 199--207
                    Leslie Peat   Highway Transportation: Engineering
                                  Thinking . . . . . . . . . . . . . . . . 208--209
              Keith Thenney and   
                     Vin Zeluff   Electronics: Metals by Electronics . . . 210--212
               Alexander Klemin   Aviation: Metals in the Air  . . . . . . 213--215
                D. H. Killeffer   Chemistry in Industry: Metals of the
                                  Future . . . . . . . . . . . . . . . . . 216--218
          Albert G. Ingalls and   
                 S. E. Maddigan   Fundamental Science: Microradiography    219--221
             Charles A. Breskin   Plastics: Plastics Plus Metals . . . . . 222--225
               Edwin Laird Cady   Engineering: Partners in Production  . . 226--231
               Robert L. Zahour   In Other Fields: Drawing out Fine  . . . 232--235
                      Anonymous   New Products and Processes . . . . . . . 236--250
                  K. M. Canavan   Current Bulletin Briefs  . . . . . . . . 251--252
                      Anonymous   Our Book Corner  . . . . . . . . . . . . 253--254
              Albert G. Ingalls   Telescoptics . . . . . . . . . . . . . . 255--256

Scientific American
Volume 172, Number 5, May, 1945

                     A. P. Peck   Previews of the Industrial Horizon . . . 258--259
                      Anonymous   50 Years Ago: 50 Years Ago in
                                  \booktitleScientific American  . . . . . 260--262
             Charles A. Breskin   Plastics: Plastics Through the Years . . 269--273
               Keith Henney and   
                    John Markus   Electronics: Working for Industry  . . . 274--276
                Jerome Campbell   Petroleum: Oil Pushes Production . . . . 277--279
               Alexander Klemin   Aviation: Aide to Aviation . . . . . . . 280--282
                 Fred P. Peters   Metals in Industry: Metals Fight
                                  Corrosion  . . . . . . . . . . . . . . . 283--285
                     C. B. Peck   Railroad Transportation: Chemicals on
                                  Rails  . . . . . . . . . . . . . . . . . 286--288
               Edwin Laird Cady   Engineering: Minimum Maintenance Motors  289--292
                      Anonymous   In Other Fields: Taking Steel's
                                  Temperature  . . . . . . . . . . . . . . 293--297
                      Anonymous   New Products and Processes . . . . . . . 298--313
                  K. M. Canavan   Current Bulletin Briefs  . . . . . . . . 314--315
             Harland Manchester   Our Book Corner  . . . . . . . . . . . . 316--318
              Albert G. Ingalls   Telescoptics . . . . . . . . . . . . . . 319--320
                D. H. Killeffer   A Century of Chemistry . . . . . . . . . 263--268

Scientific American
Volume 172, Number 6, June, 1945

                     A. P. Peck   Previews of the Industrial Horizon . . . 322--323
                      Anonymous   50 Years Ago: 50 Years Ago in \ldots
                                  \booktitleScientific American  . . . . . 324--326
                      Anonymous   Engineering: Bearing Down on Friction    336--340
             Charles A. Breskin   Plastics: Plastics Aloft . . . . . . . . 341--344
                    Leslie Peat   Highway Transportation: Motor Vehicles
                                  Post-War . . . . . . . . . . . . . . . . 345--347
               Keith Henney and   
                     Vin Zeluff   Electronics: Flying Electronics  . . . . 348--350
                D. H. Killeffer   Chemistry in Industry: Engines of the
                                  Air  . . . . . . . . . . . . . . . . . . 351--353
            Jerome Campbell and   
                B. W. Story and   
                   E. A. Martin   Petroleum: Lubricants for Air Power  . . 354--356
                 Fred P. Peters   Metals in Industry: Soft Dies \ldots
                                  Hard Jobs  . . . . . . . . . . . . . . . 357--361
                      Anonymous   In Other Fields: Better Television . . . 362--365
                      Anonymous   New Products and Processes . . . . . . . 366--376
                  K. M. Canavan   Current Bulletin Briefs  . . . . . . . . 377--378
                      Anonymous   Our Book Corner  . . . . . . . . . . . . 379--380
              Albert G. Ingalls   Telescoptics . . . . . . . . . . . . . . 381--382
               Alexander Klemin   Since Man Took Wings . . . . . . . . . . 327--335


Scientific American
Volume 173, Number 1, July, 1945

                     A. P. Peck   Previews of the Industrial Horizon . . . 2--3
                      Anonymous   50 Years Ago: 50 Years Ago in
                                  \booktitleScientific American  . . . . . 4--6
               Edwin Laird Cady   Engineering: It Pays to Listen . . . . . 18--21
             Charles A. Breskin   Plastics: Better Plastics Heating  . . . 22--25
               Alexander Klemin   Aviation: Control in the Air . . . . . . 26--28
            Jerome Campbell and   
                    Budd Mulloy   Petroleum: Gas in Bottles  . . . . . . . 29--31
                 C. B. Peck and   
                   A. G. Oehler   Railroad Transportation: Power Plants on
                                  Wheels . . . . . . . . . . . . . . . . . 32--35
                 Fred P. Peters   Metals in Industry: Industry's Permanent
                                  Pull . . . . . . . . . . . . . . . . . . 36--39
                D. H. Killeffer   Chemistry in Industry: Infra-Red in
                                  Industry . . . . . . . . . . . . . . . . 40--43
                  L. H. Woodman   In Other Fields: Cathodic Protection . . 44--49
                      Anonymous   New Products and Processes . . . . . . . 50--57
                  K. M. Canavan   Current Bulletin Briefs  . . . . . . . . 58--59
                      Anonymous   Our Book Corner  . . . . . . . . . . . . 60--62
              Albert G. Ingalls   Telescoptics . . . . . . . . . . . . . . 63--64
                 Vin Zeluff and   
                    John Markus   100 Years of Electricity and Electronics 7--17

Scientific American
Volume 173, Number 2, August, 1945

                      Anonymous   Previews of the Industrial Horizon . . . 66--67
                      Anonymous   50 Years Ago: 50 Years Ago in
                                  \booktitleScientific American  . . . . . 68--70
               Edwin Laird Cady   Engineering: Machine Tool Magic  . . . . 79--82
             Charles A. Breskin   Plastics: Automotive Plastics  . . . . . 83--86
                Jerome Campbell   Petroleum: Petroleum Pavements . . . . . 87--89
               Keith Henney and   
                    John Markus   Electronics: Electronics on the Road . . 90--92
               Alexander Klemin   Aviation: Highways of the Air  . . . . . 93--95
                D. H. Killeffer   Chemistry in Industry: Automotive Rubber 96--98
                    Fred P. Pet   Metals in Industry: Miracle or Mirage?   99--101
                      Anonymous   In Other Fields: The `Jeep' Post-War . . 102--109
                      Anonymous   New Products and Processes . . . . . . . 110--122
                  K. M. Canavan   Current Bulletin Briefs  . . . . . . . . 123--123
                      Anonymous   Our Book Corner  . . . . . . . . . . . . 124--126
              Albert G. Ingalls   Telescoptics . . . . . . . . . . . . . . 127--128
                    Leslie Peat   America on Wheels  . . . . . . . . . . . 71--78

Scientific American
Volume 173, Number 3, September, 1945

                     A. P. Peck   Previews of the Industrial Horizon . . . 132--133
                      Anonymous   50 Years Ago: 50 Years Ago
                                  \booktitleScientific American  . . . . . 134--136
                Jerome Campbell   Light and Progress . . . . . . . . . . . 137--150
               Edwin Laird Cady   Engineering: Cutting Oil Comes Back  . . 151--154
             Charles A. Breskin   Plastics: Plastics Sandwiches  . . . . . 155--158
               Alexander Klemin   Aviation: Gas Turbine Possibilities  . . 159--161
                D. H. Killeffer   Chemistry in Industry: Fuels for Jets    162--164
               Keith Henney and   
                     Vin Zeluff   Electronics: Glass and Electronics . . . 165--167
             Fred P. Peters and   
                   Kenneth Rose   Metals in Industry: Glass-Metal
                                  Collaboration  . . . . . . . . . . . . . 168--170
                     C. B. Peck   Turbines on Rails  . . . . . . . . . . . 171--173
           Harvey C. Rentschler   In Other Fields: Solarization  . . . . . 174--177
                      Anonymous   New Products and Processes . . . . . . . 178--186
                  K. M. Canavan   In Other Fields: Current Bulletin Briefs 187--188
                      Anonymous   Our Book Corner  . . . . . . . . . . . . 189--190
              Albert G. Ingalls   Telescoptics . . . . . . . . . . . . . . 191--192

Scientific American
Volume 173, Number 4, October, 1945

                     A. P. Peck   Previews of the Industrial Horizon . . . 196--197
                      Anonymous   50 Years Ago: 50 Years Ago in
                                  \booktitleScientific American  . . . . . 198--200
             Charles A. Breskin   Plastics: Plastics Take to Water . . . . 210--213
               Edwin Laird Cady   Engineering: Export Packaging is
                                  Different  . . . . . . . . . . . . . . . 214--217
                 Fred P. Peters   Metals in Industry: Ship Welding Wins    218--221
               Keith Henney and   
                    John Markus   Electronics: Electronics Afloat  . . . . 222--224
               Wesley D. Archer   Petroleum: Oil for Ships' Turbines . . . 225--227
               Alexander Klemin   Aviation: To Europe by Air . . . . . . . 228--230
            D. H. Killeffer and   
                    A. C. Purdy   Chemistry in Industry: Water --- a
                                  Marine Problem!  . . . . . . . . . . . . 231--233
                    Leslie Peat   Highway Transportation: Motor Cars
                                  Tomorrow . . . . . . . . . . . . . . . . 234--237
                     A. P. Peck   In Other Fields: Atomic Bombs  . . . . . 238--241
                      Anonymous   New Products and Processes . . . . . . . 242--251
                  K. M. Canavan   Current Bulletin Briefs  . . . . . . . . 251--252
                      Anonymous   Our Book Corner  . . . . . . . . . . . . 253--254
              Albert G. Ingalls   Telescoptics . . . . . . . . . . . . . . 255--256
                 Harry Botsford   America on the Sea . . . . . . . . . . . 201--209

Scientific American
Volume 173, Number 5, November, 1945

                     A. P. Peck   Previews of the Industrial Horizon . . . 258--259
                      Anonymous   50 Years Ago: 50 Years Ago
                                  \booktitleScientific American  . . . . . 260--262
                  Russell Hogin   Life-Blood of the World  . . . . . . . . 263--273
               Edwin Laird Cady   Engineering: Precision Quenching . . . . 274--277
                 Vin Zeluff and   
                   Keith Henney   Electronics: Refinery Electronics  . . . 278--280
                      Anonymous   Aviation: Cargo by Air . . . . . . . . . 281--283
                D. H. Killeffer   Chemistry in Industry: How Soon Atomic
                                  Energy?  . . . . . . . . . . . . . . . . 284--289
                 Fred P. Peters   Metals in Industry: Lithium, Servant
                                  Metal  . . . . . . . . . . . . . . . . . 290--293
             Charles A. Breskin   Plastics: Petroleum in Plastics
                                  Processing . . . . . . . . . . . . . . . 294--297
                     C. B. Peck   Chasing Water Pockets  . . . . . . . . . 298--301
                      Anonymous   In Other Fields: An Expanding Chemical   302--305
                      Anonymous   New Products and Processes . . . . . . . 306--314
                  K. M. Canavan   Current Bulletin Briefs  . . . . . . . . 315--316
                      Anonymous   Our Book Corner  . . . . . . . . . . . . 317--318
              Albert G. Ingalls   Telescoptics . . . . . . . . . . . . . . 319--320

Scientific American
Volume 173, Number 6, December, 1945

                     A. P. Peck   Previews of the Industrial Horizon . . . 322--323
                      Anonymous   50 Years Ago: 50 Years Ago in
                                  \booktitleScientific American  . . . . . 324--326
                    Edwin Laird   Engineering: Lost Wax at Work  . . . . . 334--337
             Charles A. Breskin   Plastics: Your Home in Plastics  . . . . 338--341
                 Fred P. Peters   Metals in Industry: Two-in-One Materials 342--345
                D. H. Killeffer   Chemistry in Industry: Research for
                                  Small Business . . . . . . . . . . . . . 346--348
               Keith Henney and   
                    John Markus   Electronics: Economics of Electronics    349--351
               Alexander Klemin   Aviation: Flying Aids  . . . . . . . . . 352--354
                    Leslie Peat   Highway Transportation: Power Brakes . . 355--359
               Wesley D. Archer   Petroleum: More Oil From Wells . . . . . 360--363
                  Lewis Nordyke   In Other Fields: 'Mightiest Nothing' . . 364--367
                      Anonymous   New Products and Processes . . . . . . . 368--376
                  K. M. Canavan   Current Bulletin Briefs  . . . . . . . . 377--378
                      Anonymous   Our Book Corner  . . . . . . . . . . . . 379--380
               Alert G. Ingalls   Telescoptics . . . . . . . . . . . . . . 381--382
              Albert G. Ingalls   A Century of \booktitleScientific
                                  American . . . . . . . . . . . . . . . . 327--333


Scientific American
Volume 174, Number 1, January, 1946

                      Anonymous   50 and 100 Years Ago: 50 and 100 Years
                                  Ago in \booktitleScientific American . . 2--3
                     A. P. Peck   Previews of the Industrial Horizon . . . 4--4
                D. H. Killeffer   Chemistry in Industry: Is DDT Poisonous? 5--7
                 Fred P. Peters   Metals in Industry: Boron Carbide: A
                                  Challenge  . . . . . . . . . . . . . . . 8--10
               Keith Henney and   
                     Vin Zeluff   Electronics: Television in the Dark  . . 11--12
                    John Markus   100,000,000 Electron Volts . . . . . . . 12--13
               Edwin Laird Cady   Engineering: Standards for Versatility   14--16
               Alexander Klemin   Aviation: Motorless Flight . . . . . . . 17--19
             Charles A. Breskin   Plastics: Frictional Heat  . . . . . . . 20--22
                    Luther Hill   Petroleum: Story of Hydroforming . . . . 23--27
             Harland Manchester   In Other Fields: Microwaves on the Way   28--35
                    Die Inserts   New Products and Processes . . . . . . . 36--42
                  K. M. Canavan   Current Bulletin Briefs  . . . . . . . . 43--44
                      Anonymous   Our Book Corner  . . . . . . . . . . . . 45--46
              Albert G. Ingalls   Telescoptics . . . . . . . . . . . . . . 47--48

Scientific American
Volume 174, Number 2, February, 1946

                      Anonymous   50 and 100 Years Ago: 50 and 100 Years
                                  Ago in \booktitleScientific American . . 50--51
                     A. P. Peck   Previews of the Industrial Horizon . . . 52--52
                 Fred P. Peters   Metals in Industry: Extrusions Push
                                  Ahead  . . . . . . . . . . . . . . . . . 53--55
             Charles A. Breskin   Plastics: Plastics in Radio  . . . . . . 56--58
               Keith Henney and   
                     Vin Zeluff   Electronics: Electronic Inspection . . . 59--61
            D. H. Killeffer and   
           Howard C. E. Johnson   Chemistry in Industry: Amino Acids: in
                                  Quantity . . . . . . . . . . . . . . . . 62--64
               Alexander Klemin   Aviation: Helicopters in Civil Aviation  65--67
               Edwin Laird Cady   Engineering: Never-Ending Studies  . . . 68--70
                    Leslie Peat   Highway Transportation: The Public and
                                  the Engineer . . . . . . . . . . . . . . 71--73
              Leonard I. Katzin   In Other Fields: Industrial Uses of
                                  Atomic Energy  . . . . . . . . . . . . . 74--81
                      Anonymous   New Products and Processes . . . . . . . 82--90
                  K. M. Canavan   Current Bulletin Briefs  . . . . . . . . 91--92
                      Anonymous   Our Book Corner  . . . . . . . . . . . . 93--94
              Albert G. Ingalls   Telescoptics . . . . . . . . . . . . . . 95--96

Scientific American
Volume 174, Number 3, March, 1946

                      Anonymous   50 and 100 Years Ago: 50 and 100 Years
                                  Ago in \booktitleScientific American . . 98--98
                     A. P. Peck   Previews of the Industrial Horizon . . . 100--100
                 Fred P. Peters   Metals in Industry: Steel Fights Back    101--103
               Keith Henney and   
                    John Markus   Electronics: Detecting the Invisible . . 104--106
             Charles A. Breskin   Plastics: Plastics in 1946 . . . . . . . 107--109
               Edwin Laird Cady   Engineering: A New Eye for Industry  . . 110--112
                 E. F. Lindsley   Petroleum: Fuels Rated by Performance    113--115
               Alexander Klemin   Aviation: Air Transport Progress . . . . 116--118
            D. H. Killeffer and   
           Howard C. E. Johnson   Chemistry in Industry: Ion Exchange  . . 119--121
                      Anonymous   In Other Fields: Keeping the Heat In . . 122--127
                      Anonymous   New Products and Processes . . . . . . . 128--137
                  K. M. Canavan   Current Bulletin Briefs  . . . . . . . . 138--139
                      Anonymous   Our Book Corner  . . . . . . . . . . . . 140--142
              Albert G. Ingalls   Telescoptics: A Monthly Department for
                                  the Amateur Telescope Maker  . . . . . . 143--144

Scientific American
Volume 174, Number 4, April, 1946

                      Anonymous   50 Years Ago: 50 Years Ago in
                                  \booktitleScientific American  . . . . . 146--147
                     A. P. Peck   Previews of the Industrial Horizon . . . 148--148
               Edwin Laird Cady   Engineering: Quality Control Creates
                                  Jobs . . . . . . . . . . . . . . . . . . 149--151
                 Fred P. Peters   Metals in Industry: Alloys Beat the Heat 152--154
               Keith Henney and   
                    John Markus   Electronics: `Huff Duff' . . . . . . . . 155--157
             Charles A. Breskin   Plastics: Premiums in Plastics . . . . . 158--160
                      Anonymous   Chemistry in Industry: Rust Not --- Want
                                  Not  . . . . . . . . . . . . . . . . . . 161--163
               Alexander Klemin   Aviation: Research for Power . . . . . . 164--166
             E. F. Lindsley and   
                 A. Bruce Boehm   Petroleum: `Alloyed' Oils  . . . . . . . 167--169
                  Clark Simmons   In Other Fields: Plastics Precede
                                  Production . . . . . . . . . . . . . . . 170--175
                      Anonymous   New Products and Processes . . . . . . . 176--186
                  K. M. Canavan   Current Bulletin Briefs  . . . . . . . . 187--187
                      Anonymous   Our Book Corner  . . . . . . . . . . . . 188--190
              Albert G. Ingalls   Telescoptics . . . . . . . . . . . . . . 191--192

Scientific American
Volume 174, Number 5, May, 1946

                      Anonymous   50 and 100 Years Ago: 50 and 100 Years
                                  Ago in \booktitleScientific American . . 194--194
                     A. P. Peck   Previews of the Industrial Horizon . . . 196--196
             Charles A. Breskin   Plastics: Partners of Light  . . . . . . 197--200
            D. H. Killeffer and   
              Howard C. Johnson   Chemistry in Industry: Wooden Wealth . . 201--203
               Keith Henney and   
                     Vin Zeluff   Electronics: Aircraft Radar  . . . . . . 204--206
                 Fred P. Peters   Metals in Industry: Speculum for
                                  Brightness . . . . . . . . . . . . . . . 207--209
               Edwin Laird Cady   Engineering: Sell, Then Buy  . . . . . . 210--212
             E. F. Lindsley and   
                   John C. Dean   Petroleum: Petroleum Process Products    213--215
               Alexander Klemin   Aviation: Aviation Engineering Emerges   216--218
                      Anonymous   In Other Fields: Color to Order  . . . . 219--223
                      Anonymous   New Products and Processes . . . . . . . 224--233
                  K. M. Canavan   Current Bulletin Briefs  . . . . . . . . 234--235
                      Anonymous   Our Book Corner  . . . . . . . . . . . . 236--238
              Albert G. Ingalls   Telescoptics . . . . . . . . . . . . . . 239--240

Scientific American
Volume 174, Number 6, June, 1946

                      Anonymous   50 and 100 Years Ago: 50 and 100 Years
                                  Ago in \booktitleScientific American . . 242--243
                     A. P. Peck   Previews of the Industrial Horizon . . . 244--244
               Keith Henney and   
                    John Markus   Joints in a Jiffy  . . . . . . . . . . . 245--248
                 Fred P. Peters   Metals in Industry: Beryllium: Workaday
                                  Metal  . . . . . . . . . . . . . . . . . 249--251
               Alexander Klemin   Aviation: Private Plane Prospects  . . . 252--254
               Edwin Laird Cady   Engineering: Factories on the Move . . . 255--257
            D. H. Killeffer and   
           Howard C. E. Johnson   Chemistry in Industry: Chemical Crop
                                  Insurance  . . . . . . . . . . . . . . . 258--260
             Charles A. Breskin   Plastics: Molding Unlimited  . . . . . . 261--263
             Harland Manchester   In Other Fields: Successor to the
                                  Sextant  . . . . . . . . . . . . . . . . 264--269
                      Anonymous   New Products and Processes . . . . . . . 270--279
                  K. M. Canavan   Current Bulletin Briefs  . . . . . . . . 280--281
                      Anonymous   Our Book Corner  . . . . . . . . . . . . 282--284
              Albert G. Ingalls   Telescoptics . . . . . . . . . . . . . . 285--286


Scientific American
Volume 175, Number 1, July, 1946

                      Anonymous   50 and 100 Years Ago: 50 and 100 Years
                                  Ago in \booktitleScientific American . . 2--2
                     A. P. Peck   Previews of the Industrial Horizon . . . 4--4
               Edwin Laird Cady   Engineering: Processes Must Mature . . . 5--8
                      Anonymous   Useful Wood, One-Minute Motors, and more 8--8
                 Fred P. Peters   Metals in Industry: Industrial
                                  Hemstitcher  . . . . . . . . . . . . . . 9--11
                      Anonymous   Copper-Coated, Non-Aging Steel . . . . . 11--11
             E. F. Lindsley and   
                   John C. Dean   Petroleum: By-Product Bonuses  . . . . . 12--14
                      Anonymous   East Coast Oil, Form Spreaders, and more 14--14
               Alexander Klemin   Aviation: Flying's Easier, Now . . . . . 15--17
                      Anonymous   Anti-Friction, Changed Aircraft Rules    17--17
                D. H. Killeffer   Chemistry in Industry: Chemicals Grow on
                                  Trees  . . . . . . . . . . . . . . . . . 18--20
                      Anonymous   Insulating Board, Non-Metallic Magnets,
                                  and more . . . . . . . . . . . . . . . . 20--20
               Keith Henney and   
                     Vin Zeluff   Electronics: Sight at Night  . . . . . . 21--23
                      Anonymous   Vacuum Systems, Liquid Level, and more   23--23
             Charles A. Breskin   Plastics: Pin-Ball Proving Ground  . . . 24--26
                      Anonymous   Expanded Plastics, Plastics Candies  . . 26--26
            Leonard R. Phillips   In Other Fields: Diffusion Defeats
                                  Drafts . . . . . . . . . . . . . . . . . 27--29
                      Anonymous   Helium-Shielded Arc, Lens Antenna, and
                                  more . . . . . . . . . . . . . . . . . . 29--31
                      Anonymous   New Products and Processes: Tool Tips,
                                  Modified Thermoplastic, and more . . . . 32--41
                  K. M. Canavan   Current Bulletin Briefs  . . . . . . . . 42--43
                      Anonymous   Our Book Corner  . . . . . . . . . . . . 44--46
              Albert G. Ingalls   Telescoptics . . . . . . . . . . . . . . 47--48

Scientific American
Volume 175, Number 2, August, 1946

                      Anonymous   50 and 100 Years Ago: 50 and 100 Years
                                  Ago in \booktitleScientific American . . 50--50
                     A. P. Peck   Previews of the Industrial Horizon . . . 52--52
                 Fred P. Peters   Metals in Industry: Magnesium:
                                  Inexhaustible Metal  . . . . . . . . . . 53--56
                      Anonymous   Aluminized Steel, Copper-Bearing, and
                                  more . . . . . . . . . . . . . . . . . . 56--56
            D. H. Killeffer and   
           Howard C. E. Johnson   Chemistry in Industry: Is Soap Slipping? 57--59
                      Anonymous   Buckwheat Drug, Rayon Fabrics  . . . . . 59--59
             Charles A. Breskin   Plastics: Pack it in Plastics  . . . . . 60--61
                      Anonymous   Cosmetic Bag, Plastics Horse, and more   62--62
               Keith Henney and   
                    John Markus   Electronics: Mechanized Wiring . . . . . 63--65
                      Anonymous   Gas-Stove Generator, Coffee  . . . . . . 65--65
             E. F. Lindsley and   
            William A. Sullivan   Petroleum: Fuel Oils have changed  . . . 66--68
                      Anonymous   Fuel Control, Pour Point . . . . . . . . 68--68
               Edwin Laird Cady   Engineering: Machine Tools for Heating   69--71
                      Anonymous   Steel Wool, Machine Scraps . . . . . . . 71--71
               Alexander Klemin   Aviation: Plane Sense and Safety . . . . 72--74
                      Anonymous   Wind Tunnel, Aircraft Sound-Proofing,
                                  and more . . . . . . . . . . . . . . . . 74--75
             Harland Manchester   In Other Fields: Powdered Coal . . . . . 76--79
                      Anonymous   Accident Costs, Gap-Filling Glue, and
                                  more . . . . . . . . . . . . . . . . . . 79--81
                      Anonymous   New Products and Processes: Portable
                                  Light, Auto Lacquer, and more  . . . . . 82--89
                  K. M. Canavan   Current Bulletin Briefs  . . . . . . . . 90--91
                      Anonymous   Our Book Corner  . . . . . . . . . . . . 92--94
              Albert G. Ingalls   Telescoptics . . . . . . . . . . . . . . 95--96

Scientific American
Volume 175, Number 3, September, 1946

                      Anonymous   50 and 100 Years Ago: 50 and 100 Years
                                  Ago in \booktitleScientific American . . 98--98
                     A. P. Peck   Previews of the Industrial Horizon . . . 100--100
               Edwin Laird Cady   Engineering: Oxygen for Industry . . . . 101--104
                      Anonymous   Air Control, Precision Cooling, and more 104--104
            D. H. Killeffer and   
           Howard C. E. Johnson   Chemistry in Industry: Take A Grain Of
                                  Sand . . . . . . . . . . . . . . . . . . 105--107
                      Anonymous   Anodized Magnesium . . . . . . . . . . . 107--107
               Keith Henney and   
                     Vin Zeluff   Electronics: Tubing Without Troubles . . 108--110
                      Anonymous   Shoran Maps, St. Elmo's Fire, and more   110--110
             Fred P. Peters and   
                  Herbert Chase   Metals in Industry: Extrusions by Impact 111--113
                      Anonymous   Steel-Aluminum Rivet, Plated Piston
                                  Rings  . . . . . . . . . . . . . . . . . 113--113
             Charles A. Breskin   Plastics: Plastics Stick Together  . . . 114--116
                      Anonymous   Plastics Re-Design, Dust Pan . . . . . . 116--116
             E. F. Lindsley and   
                   John C. Dean   Petroleum: Wax Against Water . . . . . . 117--119
                      Anonymous   Detergent Oils . . . . . . . . . . . . . 119--119
               Alexander Klemin   Aviation: Pressed-Out Planes . . . . . . 120--122
                      Anonymous   Constellation Cowling, Long-Range Plane,
                                  and more . . . . . . . . . . . . . . . . 122--122
                  The Staff and   
                  J. A. Meacham   In Other Fields: Paint for Production    123--125
                      Anonymous   Atomic Power Plant, Artificial Limbs,
                                  and more . . . . . . . . . . . . . . . . 125--129
                      Anonymous   New Products and Processes: Speed Lathe,
                                  Insulating Window, and more  . . . . . . 130--137
                  K. M. Canavan   Current Bulletin Briefs  . . . . . . . . 138--139
                      Anonymous   Our Book Corner  . . . . . . . . . . . . 140--142
              Albert G. Ingalls   Telescoptics . . . . . . . . . . . . . . 143--144

Scientific American
Volume 175, Number 4, October, 1946

                      Anonymous   50 and 100 Years Ago: 50 and 100 Years
                                  Ago in \booktitleScientific American . . 146--146
                     A. P. Peck   Previews of the Industrial Horizon . . . 148--148
                 Fred P. Peters   Metals in Industry: Tests or
                                  ``Traditions''?  . . . . . . . . . . . . 149--152
                      Anonymous   Aluminum vs Copper, Silver ``Solder''
                                  Base, and more . . . . . . . . . . . . . 152--152
                D. H. Killeffer   Chemistry in Industry: Making Heat Work
                                  Overtime . . . . . . . . . . . . . . . . 153--156
                      Anonymous   Paper-Mill Slime . . . . . . . . . . . . 156--156
               Edwin Laird Cady   Engineering: Departments Without Names   157--159
                      Anonymous   ``Butter-Layers'', Aircraft Techniques   159--159
             Charles A. Breskin   Plastics: Layer-Cake Plastics  . . . . . 160--162
                      Anonymous   Ice-Cube Tray, Excavator Window  . . . . 162--162
               Alexander Klemin   Aviation: Cabins Can be Quieter  . . . . 163--165
                      Anonymous   Flying Wing, Plane Comfort Quiz  . . . . 165--165
             E. F. Lindsley and   
                  T. G. Roehner   Petroleum: Multi-Purpose Paradox . . . . 166--168
                      Anonymous   Paint Removal, Plastisols  . . . . . . . 168--168
               Keith Henney and   
                    John Markus   Electronics: Mixed Metal Magic . . . . . 169--171
                      Anonymous   Plastics Balls, Horseshoes, and more . . 171--171
                      Anonymous   In Other Fields: Looking to the Light    172--174
                      Anonymous   Color Chip Manual, Spot-Welder, and more 174--175
                      Anonymous   New Products and Processes: Band-Saw
                                  Lubricator, Humidity Tester, and more    176--185
                  K. M. Canavan   Current Bulletin Briefs  . . . . . . . . 186--187
                      Anonymous   Our Book Corner  . . . . . . . . . . . . 188--190
              Albert G. Ingalls   Telescoptics . . . . . . . . . . . . . . 191--192

Scientific American
Volume 175, Number 5, November, 1946

                      Anonymous   50 and 100 Years Ago: 50 and 100 Years
                                  Ago in \booktitleScientific American . . 194--195
                     A. P. Peck   Previews of the Industrial Horizon . . . 196--196
                 Fred P. Peters   Metals in Industry: Brightening the
                                  Surface  . . . . . . . . . . . . . . . . 197--200
                      Anonymous   Stamped Motor Parts, Uniform Metal
                                  Powders, and more  . . . . . . . . . . . 200--200
                Foster D. Snell   Chemistry in Industry: Plastics and
                                  Fires  . . . . . . . . . . . . . . . . . 201--204
                      Anonymous   Plastics Oyster Shells, Colored Rubber,
                                  and more . . . . . . . . . . . . . . . . 203--204
               Edwin Laird Cady   Engineering: Moisture Meters Move Up . . 205--207
                      Anonymous   Handy Hydraulics, Actual Limits: Shop
                                  Limits . . . . . . . . . . . . . . . . . 207--207
               Alexander Klemin   Aviation: Ideas in the Air . . . . . . . 208--210
                      Anonymous   Arrow-Like Wings, Aircraft Static  . . . 210--210
                     Vin Zeluff   Electronics: Electrons Guide the Loom    211--213
                      Anonymous   Plant-Truck ``Intercoms'', Aluminum
                                  Welding  . . . . . . . . . . . . . . . . 213--213
             Charles A. Breskin   Plastics: Covering Up with Plastics  . . 214--216
                      Anonymous   Structural Plastics, Plastics Hinges . . 216--216
                     John Smith   Petroleum: Oil Heat for Industry . . . . 217--219
                      Anonymous   Piston-Ring Oiling, Synthetic Fuels and
                                  Oils . . . . . . . . . . . . . . . . . . 219--219
            Barclay Moon Newman   In Other Fields: New Vitamin C for Old   220--225
                      Anonymous   Parts Washer, Steel on Farms, and more   222--225
                      Anonymous   New Products and Processes: Dial Gage,
                                  Liquid Soap, and more  . . . . . . . . . 226--233
                  K. M. Canavan   Current Bulletin Briefs  . . . . . . . . 234--236
                      Anonymous   Our Book Corner  . . . . . . . . . . . . 236--238
              Albert G. Ingalls   Telescoptics . . . . . . . . . . . . . . 239--242

Scientific American
Volume 175, Number 6, December, 1946

                      Anonymous   50 and 100 Years Ago: 50 Years Ago in
                                  100 Years Ago in \booktitleScientific
                                  American . . . . . . . . . . . . . . . . 242--243
                     A. P. Peck   Previews of the Industrial Horizon . . . 244--244
               Edwin Laird Cady   Engineering: Industry Embraces Weldments 245--247
                      Anonymous   Fiberglas Use, In-Plant Teletype, and
                                  more . . . . . . . . . . . . . . . . . . 248--248
             Charles A. Breskin   Plastics: High Pressure Plastics . . . . 249--251
                      Anonymous   Railcoach Rejuvenated, Plastics Fabrics,
                                  and more . . . . . . . . . . . . . . . . 251--251
                     Vin Zeluff   Electronics: Electrostatic Painting  . . 252--254
                      Anonymous   Slide-Fastener Reliability, Miniature
                                  Rectifier, and more  . . . . . . . . . . 254--254
               Alexander Klemin   Aviation: Must Flying be a ``Racket''?   255--257
                 Fred P. Peters   Metals in Industry: Coming Changes in
                                  Metal-Economics  . . . . . . . . . . . . 258--260
                      Anonymous   Tantalum, Ceramic-Coated Steel, and more 260--260
           Howard C. E. Johnson   Chemistry in Industry: Atomic-Bomb
                                  by-Products  . . . . . . . . . . . . . . 261--264
                      Anonymous   Fluorine, Wild Ginger Germicides, and
                                  more . . . . . . . . . . . . . . . . . . 264--264
              Warren L. Bassett   In Other Fields: Paper Gets Webbed Feet  265--268
                      Anonymous   Radiant Murals, Color Change, and more   268--271
                      Anonymous   New Products and Processes: Silicone
                                  Oil, Heavy Tires, and more . . . . . . . 272--279
                  K. M. Canavan   Current Bulletin Briefs  . . . . . . . . 280--281
                      Anonymous   Our Book Corner  . . . . . . . . . . . . 282--284
              Albert G. Ingalls   Telescoptics . . . . . . . . . . . . . . 285--286


Scientific American
Volume 176, Number 1, January, 1947

                     A. P. Peck   Previews of the Industrial Horizon . . . 3--3
                      Anonymous   50 and 100 Years Ago: 50 and 100 Years
                                  Ago in \booktitleScientific American . . 4--5
                    John Markus   Electronics: Little Shakers Test Big
                                  Structures . . . . . . . . . . . . . . . 6--10
                      Anonymous   Television Color, High-Frequency Stove,
                                  and more . . . . . . . . . . . . . . . . 10--10
             Charles A. Breskin   Plastics: Taking the Stress out of
                                  Styrene  . . . . . . . . . . . . . . . . 11--14
                      Anonymous   Wipe-Clean Cloth, Plastics-Bonded
                                  Abrasives, and more  . . . . . . . . . . 14--14
                  H. R. Clauser   Metals in Industry: Electroforming for
                                  Precision  . . . . . . . . . . . . . . . 15--17
                      Anonymous   ``Super-Alloy'', Phone line Sheaths, and
                                  more . . . . . . . . . . . . . . . . . . 17--17
               Edwin Laird Cady   Engineering: Apprenticeship vs
                                  Mechanization  . . . . . . . . . . . . . 18--20
                      Anonymous   Better Fire Brick  . . . . . . . . . . . 20--20
             Marshall J. Waters   Petroleum: A New Diet for Diesels? . . . 21--23
                      Anonymous   Premium Oil, Cold-Weather Fuels, and
                                  more . . . . . . . . . . . . . . . . . . 23--23
                D. H. Killeffer   Chemistry in Industry: Soaps that Wash
                                  Nothing  . . . . . . . . . . . . . . . . 24--26
                      Anonymous   Ship Fouling, Cesium-Vapor Lamps, and
                                  more . . . . . . . . . . . . . . . . . . 26--26
                Jerome Campbell   In Other Fields: Pipe with a future  . . 27--29
                      Anonymous   Continuous Rail, Coal Mine Hazards, and
                                  more . . . . . . . . . . . . . . . . . . 29--33
                      Anonymous   New Products and Processes: Radiation
                                  Calculator, Industrial Cleaners, and
                                  more . . . . . . . . . . . . . . . . . . 34--42
                  K. M. Canavan   Current Bulletin Briefs  . . . . . . . . 43--43
                      Anonymous   Our Book Corner  . . . . . . . . . . . . 44--46
              Albert G. Ingalls   Telescoptics . . . . . . . . . . . . . . 47--48

Scientific American
Volume 176, Number 2, February, 1947

                      Anonymous   50 and 100 Years Ago: 50 and 100 Years
                                  Ago in \booktitleScientific American . . 50--50
                     A. P. Peck   Previews of the Industrial Horizon . . . 52--52
                  Samuel Burger   Electronics: Ray-Tracer of Atomic
                                  Fission  . . . . . . . . . . . . . . . . 53--56
                     Vin Zeluff   Air-Cleaning Efficiency Tested
                                  Electronically . . . . . . . . . . . . . 57--59
                      Anonymous   Dishwasher Soap, Electronic Dynamometer  59--59
           Howard C. E. Johnson   Chemistry in Industry: Fugitive Fluorine
                                  Works for Industry . . . . . . . . . . . 60--62
                      Anonymous   Uranium Metal, Iso-Octane Solvent  . . . 62--62
                 Fred P. Peters   Metals in Industry: Aluminum Advances on
                                  all Fronts . . . . . . . . . . . . . . . 63--65
                      Anonymous   Drawing Stainless  . . . . . . . . . . . 65--65
             Charles A. Breskin   Plastics: Plastics on Wheels . . . . . . 66--68
               Edwin Laird Cady   Engineering: Pilots to Profits . . . . . 69--70
                      Anonymous   Abrasive Blasters, Steel Troubles  . . . 75--75
                      Anonymous   In Other Fields: Flying for Business . . 76--76
                      Anonymous   Cars for 1950, Steel Temperature, and
                                  more . . . . . . . . . . . . . . . . . . 76--79
                      Anonymous   New Products and Processes: Vibration
                                  Meter, Fabric-Spring Tubing, and more    80--90
                  K. M. Canavan   Current Bulletin Briefs  . . . . . . . . 91--91
                      Anonymous   Our Book Corner  . . . . . . . . . . . . 92--94
              Albert G. Ingalls   Telescoptics . . . . . . . . . . . . . . 95--96

Scientific American
Volume 176, Number 3, March, 1947

                      Anonymous   50 Years Ago: 50 Years Ago in
                                  \booktitleScientific American  . . . . . 98--98
                     A. P. Peck   Metals in Industry: Brazil: A Coming
                                  Industrial Empire  . . . . . . . . . . . 100--104
                 Fred P. Peters   Precision Forgings . . . . . . . . . . . 105--107
                      Anonymous   Rolling Magnesium, Contact Alloys  . . . 107--107
               Edwin Laird Cady   Engineering: Job Rating for Square
                                  Dealing  . . . . . . . . . . . . . . . . 108--111
                      Anonymous   Flexible-Shaft Life, Friction Sawing,
                                  and more . . . . . . . . . . . . . . . . 111--111
                     A. P. Peck   Previews of the Industrial Horizon . . . 112--112
             Charles A. Breskin   Plastics: What Plastics Mean to Plywood  113--115
                      Anonymous   Mottled Sheeting, Plexiglas Canopy, and
                                  more . . . . . . . . . . . . . . . . . . 115--115
           Howard C. E. Johnson   Chemistry in Industry: Metals Plus
                                  Hydrogen . . . . . . . . . . . . . . . . 116--118
                      Anonymous   Fungus on Optics . . . . . . . . . . . . 118--118
                    John Markus   Electronics: Electronic Insurance in the
                                  Shop . . . . . . . . . . . . . . . . . . 119--121
                      Anonymous   Audio Filter, Electronic Eyesight, and
                                  more . . . . . . . . . . . . . . . . . . 121--121
               Alexander Klemin   In Other Fields: Instrumentation,
                                  Measurement, and Control . . . . . . . . 122--124
                      Anonymous   Atom-Powered City, Portable Induction
                                  Phone, and more  . . . . . . . . . . . . 124--128
                      Anonymous   New Products and Processes: Collet
                                  Fixture, Heat-Stable Resin, and more . . 130--138
                  K. M. Canavan   Current Bulletin Briefs  . . . . . . . . 139--139
                      Anonymous   Our Book Corner  . . . . . . . . . . . . 140--142
              Albert G. Ingalls   Telescoptics . . . . . . . . . . . . . . 143--144

Scientific American
Volume 176, Number 4, April, 1947

                      Anonymous   50 and 100 Years Ago: 50 and 100 Years
                                  Ago in \booktitleScientific American . . 146--146
                     A. P. Peck   Previews of the Industrial Horizon . . . 148--148
                 Fred P. Peters   Metals in Industry: Tough Alloys Cut
                                  Like Cheese  . . . . . . . . . . . . . . 149--152
                      Anonymous   Gallium Thermometer, Flat Wire, and more 152--152
                     Vin Zeluff   Electronics: Batching by Electronics . . 153--155
                      Anonymous   Foundry Cores, Continuous Wire Measurer,
                                  and more . . . . . . . . . . . . . . . . 155--156
                D. H. Killeffer   Chemistry in Industry: Chemists Fight
                                  for Food, Forage, Fiber  . . . . . . . . 157--159
                      Anonymous   Cotton Production, Textile Dressings,
                                  and more . . . . . . . . . . . . . . . . 159--160
             Charles A. Breskin   Plastics: Plastics in Sheets . . . . . . 161--162
                      Anonymous   Plastics Compounded --- While You Wait   162--163
                      Anonymous   Plastics Decorating, Plastics-Coated
                                  Mesh . . . . . . . . . . . . . . . . . . 163--163
               Edwin Laird Cady   Engineering: Salt Baths for Metals . . . 164--166
                      Anonymous   Plug Welding, Fast-Acting Furnaces . . . 166--166
             Harland Manchester   In Other Fields: Pictures in 60 Seconds  167--170
                      Anonymous   Rock Drilling with Flame . . . . . . . . 170--171
                      Anonymous   Air Drying for Preservation  . . . . . . 171--172
                      Anonymous   Germicidal Lamps, Turbine Blades, and
                                  more . . . . . . . . . . . . . . . . . . 172--175
                      Anonymous   New Products and Processes: Salvage
                                  Tool, Steel Baseboard Trim, and more . . 176--183
                  K. M. Canavan   Current Bulletin Briefs  . . . . . . . . 184--184
                      Anonymous   Our Book Corner  . . . . . . . . . . . . 185--188
              Albert G. Ingalls   Telescoptics . . . . . . . . . . . . . . 189--192

Scientific American
Volume 176, Number 5, May, 1947

                      Anonymous   50 and 100 Years Ago: 50 and 100 Years
                                  Ago in \booktitleScientific American . . 194--195
                     A. P. Peck   Previews of the Industrial Horizon . . . 196--196
             Harland Manchester   Engineering: Fireless Heat for the Home  197--200
               Edwin Laird Cady   Metallizing Takes Over . . . . . . . . . 201--203
                      Anonymous   Ascent by Rocket . . . . . . . . . . . . 203--203
                D. H. Killeffer   Chemistry in Industry: Oxygen by the Ton 204--206
                      Anonymous   Slime Preventive, Stored Vegetables  . . 206--206
                    John Markus   Electronics: Predictions by Electronics  207--209
                      Anonymous   Magnetic Sound Film, Radar on Airliners,
                                  and more . . . . . . . . . . . . . . . . 209--209
                 Fred P. Peters   Metals in Industry: Hardenability  . . . 210--213
                      Anonymous   Carbide Guide-Rest, Spring Material, and
                                  more . . . . . . . . . . . . . . . . . . 213--213
             Charles A. Breskin   Plastics: Where do Plastics Go from
                                  Here?  . . . . . . . . . . . . . . . . . 214--216
                      Anonymous   Acrylic Lids, Display Bottle . . . . . . 216--216
                N. C. Dezendorf   In Other Fields: Diesel Power Comes of
                                  Age  . . . . . . . . . . . . . . . . . . 217--218
                      Anonymous   Nylon Staple, Torque Tests, and more . . 219--222
                      Anonymous   New Products and Processes: Push-Pull
                                  Latch, Midget Dry Battery, and more  . . 223--229
                  K. M. Canavan   Current Bulletin Briefs  . . . . . . . . 230--231
                      Anonymous   Our Book Corner  . . . . . . . . . . . . 232--234
              Albert G. Ingalls   Telescoptics . . . . . . . . . . . . . . 235--238

Scientific American
Volume 176, Number 6, June, 1947

                      Anonymous   50 and 100 Years Ago: 50 and 100 Years
                                  Ago in \booktitleScientific American . . 242--243
                     A. P. Peck   Previews of the Industrial Horizon . . . 244--244
               Allen C. Holland   Engineering: Better Vision Boosts
                                  Production . . . . . . . . . . . . . . . 245--248
               Edwin Laird Cady   Processes have Families  . . . . . . . . 249--251
                      Anonymous   Hydraulic Accumulators . . . . . . . . . 251--251
                     Vin Zeluff   Electronics: Demobilized Microwaves  . . 252--255
                      Anonymous   Electronic Drive, See-Saw Bed and more   255--255
             Charles A. Breskin   Plastics: Coats Make the Product . . . . 256--258
                      Anonymous   Polyethylene Bags, Resin Adhesive, and
                                  more . . . . . . . . . . . . . . . . . . 258--258
           Howard C. E. Johnson   Chemistry in Industry: Glycerine and
                                  Glycols Gain Ground  . . . . . . . . . . 259--261
                      Anonymous   Agricultural Fungicide, Vinyl Ethers . . 261--261
                 Fred P. Peters   Metals in Industry: Deep Draws with Hot
                                  Magnesium  . . . . . . . . . . . . . . . 262--264
                      Anonymous   Aluminum Welded, Printed Silver, and
                                  more . . . . . . . . . . . . . . . . . . 264--264
                      Anonymous   In Other Fields: Micro-Hardness Testing  265--266
                      Anonymous   Artificial Legs, Lightweight Motors, and
                                  more . . . . . . . . . . . . . . . . . . 266--269
                      Anonymous   New Products and Processes:
                                  Self-Soldering Tape, Shrinkproof Rayons,
                                  and more . . . . . . . . . . . . . . . . 270--277
                  K. M. Canavan   Current Bulletin Briefs  . . . . . . . . 278--280
                      Anonymous   Our Book Corner  . . . . . . . . . . . . 280--282
              Albert G. Ingalls   Telescoptics . . . . . . . . . . . . . . 283--286


Scientific American
Volume 177, Number 1, July, 1947

                     A. P. Peck   Previews of the Industrial Horizon . . . 2--3
                      Anonymous   50 and 100 Years Ago: 50 and 100 Years
                                  Ago in \booktitleScientific American . . 4--5
Brigadier General David Sarnoff   Electronics: Science Reaches Upward  . . 6--9
                 Fred P. Peters   Metals in Industry: New Fields for
                                  Stainless  . . . . . . . . . . . . . . . 10--12
             Charles A. Breskin   Plastics: Plastics in Paints . . . . . . 13--14
               Edwin Laird Cady   Engineering: When Metal Atoms Wander . . 15--17
            Albert J. Blackwood   Petroleum: Fuels of the Future . . . . . 18--20
           Howard C. E. Johnson   Chemistry in Industry: Soaps in Reverse  21--23
                 Peter R. Lewis   Photography: Metals Through the
                                  Microscope . . . . . . . . . . . . . . . 24--25
                      Anonymous   \booktitleScientific American Industrial
                                  Digest: Remodeled Drafting Room,
                                  Hot-Cold Pipe, and more  . . . . . . . . 26--31
                      Anonymous   New Products: Miniature Switch, Multiple
                                  Drill Unit, and more . . . . . . . . . . 32--39
                  K. M. Canavan   Current Bulletin Briefs  . . . . . . . . 40--41
                      Anonymous   Our Book Corner  . . . . . . . . . . . . 42--44
              Albert G. Ingalls   Telescoptics . . . . . . . . . . . . . . 45--48

Scientific American
Volume 177, Number 2, August, 1947

                      Anonymous   50 and 100 Years Ago: 50 and 100 Years
                                  Ago in \booktitleScientific American . . 50--51
               C. Donald Dallas   Metals in Industry: America Needs a
                                  Million Tons of Copper . . . . . . . . . 52--55
                 Fred P. Peters   Tomorrow's Metallurgy  . . . . . . . . . 56--58
                     A. P. Peck   Previews of the Industrial Horizon:
                                  Progress is Sometimes Slow . . . . . . . 59--59
                  Paul D. Green   Photography: Microfilm Magic . . . . . . 60--63
                    John Markus   Electronics: Monitors for Molten Metals  64--66
               Edwin Laird Cady   Engineering: Casting is Changing . . . . 67--69
                 L. F. Peterson   Night Cooling for Day Comfort  . . . . . 70--71
               Philetus H. Holt   Petroleum: Fuels of the Future: For Gas
                                  Turbines and Jet Propulsion  . . . . . . 72--74
                      Anonymous   Engineering: Expansion Testing,
                                  Machine-Shop Forests . . . . . . . . . . 75--76
                      Anonymous   Industrial Digest: Line Voltage
                                  Stabilizer, Midget Camera  . . . . . . . 75--76
                      Anonymous   Petroleum: Fuel Vaporizer, Off-Shore Oil
                                  Well . . . . . . . . . . . . . . . . . . 75--76
                      Anonymous   Industrial Digest: Chilled Latex,
                                  Insects Traced, and more . . . . . . . . 76--79
                      Anonymous   Metals in Industry: Jet Alloys Tested,
                                  Control-Cable Steel, and more  . . . . . 77--79
                      Anonymous   Electronics: Watch Timer, Package
                                  Battery Charger, and more  . . . . . . . 77--79
                      Anonymous   New Products: Photoelectric Actuator,
                                  Small Induction Heater, and more . . . . 80--87
                  K. M. Canavan   Current Bulletin Briefs  . . . . . . . . 88--90
                Ralph K. Strong   Our Book Corner: Chemistry for the
                                  Executive  . . . . . . . . . . . . . . . 90--92
              Albert G. Ingalls   Telescoptics . . . . . . . . . . . . . . 93--96

Scientific American
Volume 177, Number 3, September, 1947

                      Anonymous   50 and 100 Years Ago: 50 and 100 Years
                                  Ago in \booktitleScientific American . . 98--98
                     A. P. Peck   Previews of the Industrial Horizon . . . 100--100
               James F. Lincoln   Metals in Industry: Arc Welding is being
                                  Handicapped  . . . . . . . . . . . . . . 101--105
                Edward Mackasek   Engineering: Porcelain Coats on Metal
                                  Bases  . . . . . . . . . . . . . . . . . 106--109
               Edwin Laird Cady   Better Grounds Make Better Factories . . 110--112
                D. H. Killeffer   Chemistry in Industry: Industry Gets
                                  Nosey  . . . . . . . . . . . . . . . . . 113--115
                     Vin Zeluff   Electronics: Mass-Production Wiring  . . 116--118
             Charles A. Breskin   Plastics: Expanding Fields for Expanded
                                  Plastics . . . . . . . . . . . . . . . . 119--121
               F. W. Schumacher   Petroleum: Fuels of the Future: For
                                  Ram-Jet Motors . . . . . . . . . . . . . 122--124
                      Anonymous   Industrial Digest  . . . . . . . . . . . 125--128
                      Anonymous   Engineering: Cylinder Contour Gage,
                                  Improved Casters, and more . . . . . . . 125--128
                      Anonymous   Chemistry in Industry: Nuclear Track
                                  Plates, Cyanide from Gas . . . . . . . . 125--128
                      Anonymous   Metals in Industry: Hydraulic Bulging    126--126
                      Anonymous   Electronics: Automatic Plating Plant,
                                  Home Dust Precipitator . . . . . . . . . 126--128
                      Anonymous   Petroleum: Oil Field Analysis  . . . . . 127--128
                      Anonymous   Plastics: New Vinyl Uses . . . . . . . . 128--128
                      Anonymous   New Products: Vacuum Leak Detector,
                                  Pocket Ohmmeter, and more  . . . . . . . 129--135
                  K. M. Canavan   Current Bulletin Briefs  . . . . . . . . 136--137
                      Anonymous   Our Book Corner  . . . . . . . . . . . . 138--140
              Albert G. Ingalls   Telescoptics . . . . . . . . . . . . . . 141--144

Scientific American
Volume 177, Number 4, October, 1947

                      Anonymous   50 and 100 Years Ago: 50 and 100 Years
                                  Ago in \booktitleScientific American . . 146--146
                     A. P. Peck   Previews of the Industrial Horizon . . . 148--148
                    H. O. Smith   Engineering: 18,000 Ways to Fight
                                  Friction . . . . . . . . . . . . . . . . 149--153
               Edwin Laird Cady   Sleeping Beauty of Industry  . . . . . . 154--156
             James R. Patterson   Chemistry in Industry: Paradoxical
                                  Paints . . . . . . . . . . . . . . . . . 157--159
                      Carl Toll   Photography: Seeing is Believing . . . . 160--161
              Robert P. Russell   Petroleum: Fuels of the Future . . . . . 162--164
             Charles A. Breskin   Plastics: Saran \ldots For Short . . . . 165--167
                      Anonymous   Electronics: Concrete Against X-Rays . . 168--170
                      Anonymous   \booktitleScientific American Industrial
                                  Digest . . . . . . . . . . . . . . . . . 171--174
                      Anonymous   Engineering: Viscosimeter, Rigid Testing
                                  Machine, and more  . . . . . . . . . . . 171--174
                      Anonymous   Electronics: Electronic Micrometer, Fire
                                  Hazard Reduced, and more . . . . . . . . 171--173
                      Anonymous   Chemistry in Industry: Dyeing Glass
                                  Yarn, Electroless Plating, and more  . . 172--174
                      Anonymous   Plastics: Sealing Plastics Boxes, Card
                                  Table Top  . . . . . . . . . . . . . . . 172--174
                      Anonymous   New Products: Heavy-Duty Cleaner, Stud
                                  Welding, and more  . . . . . . . . . . . 175--183
                  K. M. Canavan   Current Bulletin Briefs  . . . . . . . . 183--184
                      Anonymous   Our Book Corner  . . . . . . . . . . . . 185--187
              Albert G. Ingalls   Telescoptics . . . . . . . . . . . . . . 188--191

Scientific American
Volume 177, Number 5, November, 1947

                      Anonymous   50 and 100 Years Ago: 50 and 100 Years
                                  Ago in \booktitleScientific American . . 194--194
                     A. P. Peck   Previews of the Industrial Horizon . . . 196--196
                   Carl J. Lamb   Engineering: Engineers will mold the
                                  Future . . . . . . . . . . . . . . . . . 197--200
               Edwin Laird Cady   Wool . . . . . . . . . . . . . . . . . . 201--203
            Ernst A. Hauser and   
             Desiree S. Le Beau   Chemistry in Industry: Elasticity
                                  Explained  . . . . . . . . . . . . . . . 204--206
      The Technical Service and   
Design Staff of Ross-Frederick Corporation   Plastics: Putting Plastics in Its Place  207--209
                  T. C. Du Mond   Metals in Industry: Co-Operation Hits
                                  Corrosion  . . . . . . . . . . . . . . . 210--212
                   T. H. Ayling   Electronics: Electrons Guide the Cutting
                                  Torch  . . . . . . . . . . . . . . . . . 213--215
               Sara H. Carleton   Photography: Baking Under the Microscope 216--218
                      Anonymous   Engineering: Mock-Ups of Buildings,
                                  Railroad X-Ray, and more . . . . . . . . 219--223
                      Anonymous   Chemistry in Industry: Improved
                                  Catalysts  . . . . . . . . . . . . . . . 219--220
                      Anonymous   \booktitleScientific American Industrial
                                  Digest: Jet Thrust Augmented, Hoses
                                  Handle Materials, and more . . . . . . . 220--223
                      Anonymous   Metals in Industry: Heat-Tube Material   221--221
                      Anonymous   Electronics: Microwave Speed Meter,
                                  Radar Lighthouse . . . . . . . . . . . . 221--223
                      Anonymous   Plastics: Nylon Knee . . . . . . . . . . 223--223
                      Anonymous   New Products: Hot Air Generator, Sprayed
                                  Hard-Facing, and more  . . . . . . . . . 224--231
                  K. M. Canavan   Current Bulletin Briefs  . . . . . . . . 232--233
                      Anonymous   Our Book Corner  . . . . . . . . . . . . 234--236
              Albert G. Ingalls   Telescoptics . . . . . . . . . . . . . . 237--240

Scientific American
Volume 177, Number 6, December, 1947

                      Anonymous   50 and 100 Years Ago: 50 and 100 Years
                                  Ago in \booktitleScientific American . . 242--243
                      Anonymous   Announcement: An Announcement to Our
                                  Readers  . . . . . . . . . . . . . . . . 244--244
                      Anonymous   Engineering: Industrial Gases --- Tools
                                  and Materials in Steel Bottles . . . . . 245--248
                  G. P. Vincent   Chemistry in Industry: Sodium Chlorite
                                  Goes Commercial  . . . . . . . . . . . . 249--251
                     C. B. Dick   Metals in Industry: The Foundry of
                                  Tomorrow Today . . . . . . . . . . . . . 252--254
                  H. R. Clouser   Hard Faces Live Long . . . . . . . . . . 255--257
             P. J. Franklin and   
                    M. Weinberg   Electronics: Electronic Preserves  . . . 258--260
                   O. H. Coelln   Photography: Industry Looks To The
                                  Screen . . . . . . . . . . . . . . . . . 261--264
                      Anonymous   Engineering: Carbide Dies, Radio Grills
                                  Assembled, and more  . . . . . . . . . . 265--269
                      Anonymous   Photography: Light-Sensitive Glass,
                                  Spray Pattern  . . . . . . . . . . . . . 265--268
                      Anonymous   Industrial Digest: Specimens Preserved,
                                  Fires in Cotton, and more  . . . . . . . 266--269
                      Anonymous   Metals in Industry: True Carburizing . . 267--267
                      Anonymous   Chemistry in Industry: Synthetic Esters,
                                  Silver Nitrate Crystals  . . . . . . . . 268--269
                      Anonymous   New Products: Flow Pressure Fans, Slide
                                  Projector, and more  . . . . . . . . . . 270--277
                  K. M. Canavan   Current Bulletin Briefs  . . . . . . . . 278--279
               Nelson S. Knaggs   Our Book Corner  . . . . . . . . . . . . 280--282
              Albert G. Ingalls   Telescoptics: A Monthly Department for
                                  the Amateur Telescope Maker  . . . . . . 283--286


Scientific American
Volume 178, Number 1, January, 1948

                      Anonymous   50 and 100 Years Ago: 50 and 100 Years
                                  Ago in \booktitleScientific American . . 2--2
                      Anonymous   Announcement: An Announcement to Our
                                  Readers (II) . . . . . . . . . . . . . . 3--3
                 Karl Z. Morgan   Engineering: Radiation Safety: A New
                                  Industrial Problem . . . . . . . . . . . 5--8
                 Egon Glesinger   Forest Industry: One Third of Wood . . . 9--11
                  H. R. Clauser   Metals in Industry: Where Does Powder
                                  Metallurgy Stand Today?  . . . . . . . . 12--15
                 Neil Uptegrove   Petroleum: Recycling Conserves U.S.
                                  Natural Gas  . . . . . . . . . . . . . . 16--18
                D. H. Killeffer   Chemistry in Industry: The Pilot Plant's
                                  Value to Industry  . . . . . . . . . . . 19--23
               Homer Jensen and   
             Eugene F. Peterson   Electronics: Prospecting from the Air    24--26
                      Anonymous   Navigation Computer, Table-Top Tube
                                  Model  . . . . . . . . . . . . . . . . . 27--30
                      Anonymous   Engineering: Piercing Holes, Beveling
                                  Concrete, and more . . . . . . . . . . . 28--32
                      Anonymous   Industrial Digest: Radiant Baseboards,
                                  Embossing Thermoplastics, and more . . . 28--32
                      Anonymous   Metals in Industry: Anti-Friction
                                  Bearings, ``Impossible'' Machining, and
                                  more . . . . . . . . . . . . . . . . . . 29--32
                      Anonymous   Chemistry in Industry: Sugar Derivative  32--32
                      Anonymous   New Products: Fuel System Cleaner,
                                  Battery Tester, and more . . . . . . . . 33--39
                  K. M. Canavan   Current Bulletin Briefs  . . . . . . . . 40--41
                      Anonymous   Book Review: Book  . . . . . . . . . . . 42--44
              Albert G. Ingalls   Telescoptics: A Monthly Department for
                                  the Amateur Telescope Maker  . . . . . . 45--48

Scientific American
Volume 178, Number 2, February, 1948

                      Anonymous   50 and 100 Years Ago: 50 and 100 Years
                                  Ago in \booktitleScientific American . . 50--50
                      Anonymous   Announcement: An Announcement to Our
                                  Readers  . . . . . . . . . . . . . . . . 51--51
                   William Mann   Chemistry in Industry: Oxygen in
                                  Steelmaking  . . . . . . . . . . . . . . 53--56
                 Egon Glesinger   Forest Industry: One Third of Wood . . . 57--59
               Edwin Laird Cady   Engineering: Tubes in Manufacturing  . . 60--62
              James R. Turnbull   Plastics: The Arrival of Polystyrene . . 63--65
                     T. P. Kinn   Electronics: The Domain of Radio
                                  Frequency Heating  . . . . . . . . . . . 66--69
                  A. W. Haslett   Photography: Nuclear Photography . . . . 70--72
               H. A. McConville   Engineering: Lubricants for Electric
                                  Motors . . . . . . . . . . . . . . . . . 73--74
                      Anonymous   Electronics: Television Observation,
                                  Midget X-Ray Tube  . . . . . . . . . . . 75--76
                      Anonymous   Industrial Digest: Color Vision Limit,
                                  Treatment of Waste, and more . . . . . . 75--81
                      Anonymous   Engineering: Finer Castings, Whirl Pit
                                  Testing, and more  . . . . . . . . . . . 76--76
                      Anonymous   Plastics: Plastics Tested  . . . . . . . 76--76
                      Anonymous   Chemistry in Industry: Lead-Silica
                                  Pigment, Beta-Propiolactone, and more    76--77
                      Anonymous   Photography: Fastest Motion Picture
                                  Camera . . . . . . . . . . . . . . . . . 78--79
                      Anonymous   New Products: Cool Grinding Device,
                                  Portable Arc Welder, and more  . . . . . 82--87
                  K. M. Canavan   Current Bulletin Briefs  . . . . . . . . 88--88
                      Anonymous   Book Review: Books . . . . . . . . . . . 89--92
              Albert G. Ingalls   Telescoptics . . . . . . . . . . . . . . 93--96

Scientific American
Volume 178, Number 3, March, 1948

                      Anonymous   50 and 100 Years Ago: 50 Years Ago in
                                  \booktitleScientific American  . . . . . 98--98
                      Anonymous   Announcement: An Announcement to Our
                                  Readers  . . . . . . . . . . . . . . . . 99--99
                   William Mann   Chemistry in Industry: Phosphorus:
                                  Bearer of Light and Life . . . . . . . . 101--104
        Deane H. Uptegrove, Jr.   Electronics: Microwaves in Communication 105--108
                    E. W. Beggs   Chemistry in Industry: Photochemistry in
                                  Industry . . . . . . . . . . . . . . . . 109--114
             David F. Armstrong   Electronics: What To Look for in FM  . . 115--118
               Edwin Laird Cady   Engineering: Investment Casting  . . . . 119--121
                D. H. Killeffer   Industrial Consultants . . . . . . . . . 122--126
                      Anonymous   Carbide Boring Bars, Descaling Conveyor
                                  Chain, and more  . . . . . . . . . . . . 127--130
                      Anonymous   Industrial Digest: Industrial Adhesives,
                                  Aircraft Autopilot, and more . . . . . . 127--130
                      Anonymous   Chemistry in Industry: Alcohol from
                                  Rosin, Cumene Hydroperoxide, and more    128--129
                      Anonymous   New Products: Power Recorder, Decade
                                  Scaler, and more . . . . . . . . . . . . 131--135
                      Anonymous   Current Bulletin Briefs  . . . . . . . . 136--136
                      Anonymous   Book Review: Books . . . . . . . . . . . 137--140
              Albert G. Ingalls   Telescoptics . . . . . . . . . . . . . . 141--144

Scientific American
Volume 178, Number 4, April, 1948

                      Anonymous   50 and 100 Years Ago: 50 and 100 Years
                                  Ago in \booktitleScientific American . . 146--146
                      Anonymous   Announcement: An Announcement to our
                                  Readers  . . . . . . . . . . . . . . . . 147--147
                E. S. Davenport   Metals in Industry: Progress in the Heat
                                  Treatment of Steel . . . . . . . . . . . 149--153
                Martin Sheridan   Engineering: The Worst Weather in the
                                  World  . . . . . . . . . . . . . . . . . 154--156
                   William Mann   Chemistry in Industry: Phosphorus:
                                  Bearer of Light and Life . . . . . . . . 157--160
                   John L. Kent   Engineering: Manufacturing Advances in
                                  Wartime Germany  . . . . . . . . . . . . 161--164
             David T. Armstrong   Electronics: What to Look for in FM  . . 165--168
           Harry Chapin Plummer   Engineering: The Settlement of Canada's
                                  Northland  . . . . . . . . . . . . . . . 169--172
               Harold A. Knight   Metals in Industry: Vacuum Metallurgy    173--175
                      Anonymous   Electronics: X-Ray Thickness Gage,
                                  Diamond Chip Amplifier, and more . . . . 176--177
                      Anonymous   Industrial Digest: Moisture Detector,
                                  Finger-Tip Aircraft Control, and more    177--177
                      Anonymous   Engineering: Expansion Fitting, Chilled
                                  Bismuth Dies, and more . . . . . . . . . 178--179
                      Anonymous   New Products: Silent Mercury Switch,
                                  Cotton Fiber Analyzer, and more  . . . . 180--183
                      Anonymous   Current Bulletin Briefs  . . . . . . . . 184--184
                      Anonymous   Book Review: Books . . . . . . . . . . . 185--188
              Albert G. Ingalls   Telescoptics . . . . . . . . . . . . . . 189--194

Scientific American
Volume 178, Number 5, May, 1948

                      Anonymous   Letters  . . . . . . . . . . . . . . . . 2--5
                      Anonymous   50 and 100 Years Ago . . . . . . . . . . 6--8
              Peter van Dresser   The Future of the Amazon . . . . . . . . 11--15
              Wilton M. Krogman   The Man-apes of South Africa . . . . . . 16--19
                John Q. Stewart   Concerning ``Social Physics''  . . . . . 20--23
                 Martin Gumpert   Vesalius: Discoverer of the Human Body   24--31
                      Anonymous   Science and the Citizen  . . . . . . . . 32--33
                Fred L. Whipple   The Dust Cloud Hypothesis  . . . . . . . 34--45
               E. Newton Harvey   The Luminescence of Living Things  . . . 46--49
                 Karl K. Darrow   Davisson and Germer  . . . . . . . . . . 50--53
                  Leonard Engel   Smelting under Pressure  . . . . . . . . 54--57
                   Ralph Linton   Books  . . . . . . . . . . . . . . . . . 58--59
              Albert G. Ingalls   The Amateur Astronomer . . . . . . . . . 60--63
                      Anonymous   Bibliography . . . . . . . . . . . . . . 64--64

Scientific American
Volume 178, Number 6, June, 1948

                      Anonymous   Letters  . . . . . . . . . . . . . . . . 1--1
                      Anonymous   50 and 100 Years Ago . . . . . . . . . . 2--4
           Alfred Winslow Jones   The National Science Foundation  . . . . 7--11
                 Martin Gumpert   Histoplasmosis: The Unknown Infection    12--15
            T. C. Schneirla and   
                    Gerard Piel   The Army Ant . . . . . . . . . . . . . . 16--23
                      Anonymous   Science and the Citizen  . . . . . . . . 24--25
                 George W. Gray   The Ultimate Particles . . . . . . . . . 26--39
                  Florence Moog   The Biology of Old Age . . . . . . . . . 40--43
              Francis R. Steele   ``If a Slave Girl Fled \ldots '  . . . . 44--47
         Donald Culross Peattie   White Pine . . . . . . . . . . . . . . . 48--53
                James R. Newman   Srinivasa Ramanujan  . . . . . . . . . . 54--57
                 Abram Kardiner   Books  . . . . . . . . . . . . . . . . . 58--59
              Albert G. Ingalls   The Amateur Astronomer . . . . . . . . . 60--63
                      Anonymous   Bibliography . . . . . . . . . . . . . . 64--64


Scientific American
Volume 179, Number 1, July, 1948

                      Anonymous   Letters  . . . . . . . . . . . . . . . . 1--2
                      Anonymous   50 and 100 Years Ago . . . . . . . . . . 4--6
                      Anonymous   Recovery of Europe . . . . . . . . . . . 9--15
                    The Editors   Recovery of Europe (C.E. Report) . . . . 9
               Loren C. Eiseley   Antiquity of Modern Man  . . . . . . . . 16--19
                   George Gamow   Galaxies in Flight . . . . . . . . . . . 20--25
                    Bela Schick   Allergy: A Definition  . . . . . . . . . 26--29
                      Anonymous   Science and the Citizen  . . . . . . . . 30--31
          Frederick A. Saunders   Physics and Music  . . . . . . . . . . . 32--41
                   Lorus J. and   
               Margery J. Milne   Insect Vision  . . . . . . . . . . . . . 42--45
             Lorus J. Milne and   
               Margery J. Milne   Insect Vision  . . . . . . . . . . . . . 42
             Raymond E. Janssen   The Beginnings of Coal . . . . . . . . . 46--51
                  Leonard Engel   The Philips Air Engine . . . . . . . . . 52--55
                James R. Newman   Books  . . . . . . . . . . . . . . . . . 56--59
              Albert G. Ingalls   The Amateur Astronomer . . . . . . . . . 60--63
                      Anonymous   Bibliography . . . . . . . . . . . . . . 64--64

Scientific American
Volume 179, Number 2, August, 1948

                      Anonymous   50 and 100 Years Ago . . . . . . . . . . 2--4
                  H. H. Finnell   The Dust Storms of 1948  . . . . . . . . 7--11
              Albert G. Ingalls   A Night on Palomar . . . . . . . . . . . 12--17
                   August Krogh   The Language of the Bees . . . . . . . . 18--21
                      Anonymous   Science and the Citizen  . . . . . . . . 22--23
          Eugene I. Rabinowitch   Photosynthesis . . . . . . . . . . . . . 24--35
               I. Bernard Cohen   In Defense of Benjamin Franklin  . . . . 36--43
                 Irvine H. Page   High Blood Pressure  . . . . . . . . . . 44--47
             William F. Meggers   Measurement by Mercury . . . . . . . . . 48--53
                James R. Newman   Mathematical Creation  . . . . . . . . . 54--57
                 Abram Kardiner   Books  . . . . . . . . . . . . . . . . . 58--59
              Albert G. Ingalls   The Amateur Astronomer . . . . . . . . . 60--63
                      Anonymous   Bibliography . . . . . . . . . . . . . . 64--61

Scientific American
Volume 179, Number 3, September, 1948

                      Anonymous   Letters  . . . . . . . . . . . . . . . . 2--3
                      Anonymous   50 and 100 Years Ago . . . . . . . . . . 4--6
                 F. Julius Fohs   Middle East Oil  . . . . . . . . . . . . 9--15
                 Harry M. Davis   Radio Waves and Matter . . . . . . . . . 16--23
          Elizabeth A. Ferguson   Primitive Medicine . . . . . . . . . . . 24--27
                      Anonymous   Science and the Citizen  . . . . . . . . 28--29
               George W. Beadle   The Genes of Men and Molds . . . . . . . 30--39
         Donald Culross Peattie   Shagbark Hickory . . . . . . . . . . . . 40--43
                Ralph W. Gerard   The Dynamics of Inhibition . . . . . . . 44--49
                 Arthur Roberts   ``How Nice to be a Physicist'' . . . . . 50--51
               Frank H. Rockett   The Transistor . . . . . . . . . . . . . 52--55
                 W. R. Chapline   Books  . . . . . . . . . . . . . . . . . 56--59
              Albert G. Ingalls   The Amateur Astronomer . . . . . . . . . 60--63
                      Anonymous   Bibliography . . . . . . . . . . . . . . 64--64
               Frank H. Rockett   The Transistor: Basic research in the
                                  electrical properties of solids has
                                  opened up an entirely new way of
                                  manipulating electrons to do useful work ??

Scientific American
Volume 179, Number 4, October, 1948

                      Anonymous   Letters  . . . . . . . . . . . . . . . . 1--1
                      Anonymous   50 and 100 Years Ago . . . . . . . . . . 2--4
                  Leonard Engel   The Bingham Plan . . . . . . . . . . . . 7--13
                 Thaddeus Stern   Long-Range Forces  . . . . . . . . . . . 14--17
                      Anonymous   World's Accelerators . . . . . . . . . . 18--19
              Bernhard Gottlieb   A New Theory of Tooth Decay  . . . . . . 20--23
                      Anonymous   Science and the Citizen  . . . . . . . . 24--25
                 George W. Gray   ``The Great Ravelled Knot''  . . . . . . 26--39
                   George Gamow   Origin of the Ice  . . . . . . . . . . . 40--45
                   Lorus J. and   
               Margery J. Milne   Right Hand, Left Hand  . . . . . . . . . 46--49
               Eugene G. Rochow   The Chemistry of Silicones . . . . . . . 50--53
               I. Bernard Cohen   Books  . . . . . . . . . . . . . . . . . 54--59
              Albert G. Ingalls   The Amateur Astronomer . . . . . . . . . 60--63
                      Anonymous   Bibliography . . . . . . . . . . . . . . 64--64

Scientific American
Volume 179, Number 5, November, 1948

                      Anonymous   Letters  . . . . . . . . . . . . . . . . 2--3
                      Anonymous   50 and 100 Years Ago . . . . . . . . . . 4--6
                Herbert Yahraes   Labrador Iron  . . . . . . . . . . . . . 9--13
                 Norbert Wiener   Cybernetics  . . . . . . . . . . . . . . 14--19
         Donald Culross Peattie   Spruce, Balsam and Birch . . . . . . . . 20--23
                      Anonymous   Science and the Citizen  . . . . . . . . 24--25
               Armin J. Deutsch   The Sun  . . . . . . . . . . . . . . . . 26--39
                  W. D. Ellison   Erosion by Raindrop  . . . . . . . . . . 40--45
          Max Delbrück and   
       Mary Bruce Delbrück   Bacterial Viruses and Sex  . . . . . . . 46--51
                  Florence Moog   Gulliver was a Bad Biologist . . . . . . 52--55
                James R. Newman   Books  . . . . . . . . . . . . . . . . . 56--59
              Albert G. Ingalls   The Amateur Astronomer . . . . . . . . . 60--63
                      Anonymous   Bibliography . . . . . . . . . . . . . . 64--64

Scientific American
Volume 179, Number 6, December, 1948

                      Anonymous   Letters  . . . . . . . . . . . . . . . . 1--1
                      Anonymous   50 and 100 Years Ago . . . . . . . . . . 2--4
                  Rensis Likert   Public Opinion Polls . . . . . . . . . . 7--11
            Frank H. H. Roberts   A Crisis in U.S. Archaeology . . . . . . 12--17
              Donald R. Griffin   The Navigation of Birds  . . . . . . . . 18--25
                      Anonymous   Science and the Citizen  . . . . . . . . 26--27
               John E. Pfeiffer   Enzymes  . . . . . . . . . . . . . . . . 28--39
             Harry S. N. Greene   On the Development of Cancer . . . . . . 40--43
                 Dirk J. Struik   Stone Age Mathematics  . . . . . . . . . 44--49
              Roger J. Williams   Alcoholics and Metabolism  . . . . . . . 50--53
                James R. Newman   Books  . . . . . . . . . . . . . . . . . 54--57
              Albert G. Ingalls   The Amateur Astronomer . . . . . . . . . 58--61
                      Anonymous   An Index of Articles and Authors . . . . 62--63
                      Anonymous   Bibliography . . . . . . . . . . . . . . 64--64


Scientific American
Volume 180, Number 1, January, 1949

                      Anonymous   Letters  . . . . . . . . . . . . . . . . 2--3
                      Anonymous   50 and 100 Years Ago . . . . . . . . . . 4--7
                  Groff Conklin   Cancer and Environment . . . . . . . . . 11--15
                Herbert Yahraes   The Arrival of Acetylene . . . . . . . . 16--21
                    Erich Fromm   The Oedipus Myth . . . . . . . . . . . . 22--27
                      Anonymous   Science and the Citizen  . . . . . . . . 28--29
           David I. Blumenstock   The Upper Atmosphere . . . . . . . . . . 30--39
                  Carl B. Boyer   The Invention of Analytic Geometry . . . 40--45
              Bradford Washburn   Mapping Mount McKinley . . . . . . . . . 46--51
              Wilton M. Krogman   The Record of Human Illness  . . . . . . 52--55
                James R. Newman   Books  . . . . . . . . . . . . . . . . . 56--59
              Albert G. Ingalls   The Amateur Astronomer . . . . . . . . . 60--63
                      Anonymous   Bibliography . . . . . . . . . . . . . . 64--64

Scientific American
Volume 180, Number 2, February, 1949

                      Anonymous   Letters  . . . . . . . . . . . . . . . . 2--3
                      Anonymous   50 and 100 Years Ago . . . . . . . . . . 4--7
               John E. Pfeiffer   The Office of Naval Research . . . . . . 11--15
          Joseph T. Klapper and   
               Charles Y. Glock   Trial by Newspaper . . . . . . . . . . . 16--21
                Leonard B. Loeb   The Mechanism of Lightning . . . . . . . 22--27
                      Anonymous   Science and the Citizen  . . . . . . . . 28--29
                Martin D. Kamen   Tracers  . . . . . . . . . . . . . . . . 30--41
                    L. Don Leet   Microseisms  . . . . . . . . . . . . . . 42--45
                   Lorus J. and   
               Margery J. Milne   Temperature and Life . . . . . . . . . . 46--49
                   Werner Wolff   Three Mysteries of Easter Island . . . . 50--55
                Y. H. Krikorian   Books  . . . . . . . . . . . . . . . . . 56--59
              Albert G. Ingalls   The Amateur Astronomer . . . . . . . . . 60--63
                      Anonymous   Bibliography . . . . . . . . . . . . . . 64--64

Scientific American
Volume 180, Number 3, March, 1949

                      Anonymous   Letters  . . . . . . . . . . . . . . . . 2--4
                      Anonymous   50 and 100 Years Ago . . . . . . . . . . 6--8
              P. M. S. Blackett   Is the Atomic Bomb an Absolute Weapon?   13--15
              Louis N. Ridenour   A U.S. Physicist's Reply to Professor
                                  Blackett . . . . . . . . . . . . . . . . 16--19
       P. C. Constantinides and   
                    Niall Carey   The Alarm Reaction . . . . . . . . . . . 20--23
                      Anonymous   Science and the Citizen  . . . . . . . . 24--27
                 George W. Gray   Cosmic Rays  . . . . . . . . . . . . . . 28--39
               Edwin H. Colbert   The Ancestors of Mammals . . . . . . . . 40--43
               Paul Kirkpatrick   The X-Ray Microscope . . . . . . . . . . 44--47
                   James Bonner   Chemical Warfare Among the Plants  . . . 48--51
                Banesh Hoffmann   The Influence of Albert Einstein . . . . 52--55
                James R. Newman   Books  . . . . . . . . . . . . . . . . . 56--59
              Albert G. Ingalls   The Amateur Astronomer . . . . . . . . . 60--63
                      Anonymous   Bibliography . . . . . . . . . . . . . . 64--64

Scientific American
Volume 180, Number 4, April, 1949

                      Anonymous   Letters  . . . . . . . . . . . . . . . . 2--3
                      Anonymous   50 and 100 Years Ago . . . . . . . . . . 4--6
                 Brock Chisholm   Social Medicine  . . . . . . . . . . . . 11--15
                      Anonymous   The AEC's Isotopes . . . . . . . . . . . 16--17
                   Leo Rane and   
                   Dora S. Rane   Aureomycin . . . . . . . . . . . . . . . 18--23
                      Anonymous   Science and the Citizen  . . . . . . . . 24--27
                 Harry M. Davis   Mathematical Machines  . . . . . . . . . 28--39
             Francis P. Shepard   Submarine Canyons  . . . . . . . . . . . 40--43
           George de Santillana   Greek Astronomy  . . . . . . . . . . . . 44--47
             George A. W. Boehm   Titanium: A New Metal  . . . . . . . . . 48--51
                   Paul A. Zahl   The Evolution of Sex . . . . . . . . . . 52--55
              Peter van Dresser   Books  . . . . . . . . . . . . . . . . . 56--59
              Albert G. Ingalls   The Amateur Astronomer . . . . . . . . . 60--63
                      Anonymous   Bibliography . . . . . . . . . . . . . . 64--64

Scientific American
Volume 180, Number 5, May, 1949

                      Anonymous   Letters  . . . . . . . . . . . . . . . . 2--3
                      Anonymous   50 and 100 Years Ago . . . . . . . . . . 4--6
             Samuel A. Stouffer   A Study of Attitudes . . . . . . . . . . 11--15
                 George W. Gray   Pauling and Beadle . . . . . . . . . . . 16--21
              Oskar Morgenstern   The Theory of Games  . . . . . . . . . . 22--25
                      Anonymous   Science and the Citizen  . . . . . . . . 26--29
                      Willy Ley   Rockets  . . . . . . . . . . . . . . . . 30--39
                Victor Schocken   Plant Hormones . . . . . . . . . . . . . 40--43
                    Erich Fromm   The Nature of Dreams . . . . . . . . . . 44--47
          Edward S. Deevey, Jr.   Living Records of the Ice Age  . . . . . 48--51
                  Karl A. Clark   The Athabaska Tar Sands  . . . . . . . . 52--55
                   E. U. Condon   Books  . . . . . . . . . . . . . . . . . 56--59
              Albert G. Ingalls   The Amateur Astronomer . . . . . . . . . 60--63
                      Anonymous   Bibliography . . . . . . . . . . . . . . 64--64

Scientific American
Volume 180, Number 6, June, 1949

                      Anonymous   Letters  . . . . . . . . . . . . . . . . 2--3
                      Anonymous   50 and 100 Years Ago . . . . . . . . . . 4--6
               Michael M. Davis   National Health Insurance  . . . . . . . 11--15
                    C. W. Wolfe   The Blister Hypothesis . . . . . . . . . 16--21
               A. Szent-Gyorgyi   Muscle Research  . . . . . . . . . . . . 22--25
                      Anonymous   Science and the Citizen  . . . . . . . . 26--29
                 Harry M. Davis   Low Temperature Physics  . . . . . . . . 30--39
        William Linn Westermann   Ancient Slavery  . . . . . . . . . . . . 40--43
              John Tyler Bonner   The Social Amoebae . . . . . . . . . . . 44--47
                      Anonymous   Trapped Light  . . . . . . . . . . . . . 48--49
                Fredric Wertham   The Prevention of Murder . . . . . . . . 50--55
                James R. Newman   Books  . . . . . . . . . . . . . . . . . 56--59
              Albert G. Ingalls   The Amateur Astronomer . . . . . . . . . 60--63
                      Anonymous   Bibliography . . . . . . . . . . . . . . 64--64


Scientific American
Volume 181, Number 1, July, 1949

                      Anonymous   Letters  . . . . . . . . . . . . . . . . 2--3
                      Anonymous   50 and 100 Years Ago . . . . . . . . . . 4--6
                  Warren Weaver   The Mathematics of Communication . . . . 11--15
                 Elvin A. Kabat   Allergic Mechanisms in Nervous Disease   16--19
               Ralph B. Baldwin   The Craters of the Moon  . . . . . . . . 20--24
                      Anonymous   Science and the Citizen  . . . . . . . . 26--29
                   Leon Svirsky   The Atomic Energy Commission . . . . . . 30--43
                Hudson Hoagland   Schizophrenia and Stress . . . . . . . . 44--47
          Alfred Sherwood Romer   Louis Agassiz  . . . . . . . . . . . . . 48--51
               Cecil K. Drinker   The Physiology of Whales . . . . . . . . 52--55
               I. Bernard Cohen   Books  . . . . . . . . . . . . . . . . . 56--59
              Albert G. Ingalls   The Amateur Astronomer . . . . . . . . . 60--63
                      Anonymous   Bibliography . . . . . . . . . . . . . . 64--64

Scientific American
Volume 181, Number 2, August, 1949

                      Anonymous   Letters  . . . . . . . . . . . . . . . . 2--2
                      Anonymous   50 and 100 Years Ago . . . . . . . . . . 4--6
                   Ralph Linton   The Personality of Peoples . . . . . . . 11--15
                Wallace O. Fenn   Potassium  . . . . . . . . . . . . . . . 16--21
                      Anonymous   Hittite Citadel  . . . . . . . . . . . . 22--23
                      Anonymous   Science and the Citizen  . . . . . . . . 24--25
                 George W. Gray   The Antibiotics  . . . . . . . . . . . . 26--35
                   Harry F. and   
         Margaret Kuenne Harlow   Learning to Think  . . . . . . . . . . . 36--39
               I. Bernard Cohen   Galileo  . . . . . . . . . . . . . . . . 40--47
                   P. M. Hurley   Radioactivity and Time . . . . . . . . . 48--51
                 Ralph M. Evans   Seeing Light and Color . . . . . . . . . 52--55
                    J. L. Walsh   Books  . . . . . . . . . . . . . . . . . 56--59
              Albert G. Ingalls   The Amateur Astronomer . . . . . . . . . 60--63
                      Anonymous   Bibliography . . . . . . . . . . . . . . 64--64

Scientific American
Volume 181, Number 3, September, 1949

                      Anonymous   Letters  . . . . . . . . . . . . . . . . 2--4
                      Anonymous   50 and 100 Years Ago . . . . . . . . . . 6--8
               John E. Pfeiffer   Woods Hole in 1949 . . . . . . . . . . . 13--17
            William McD. Hammon   Encephalitis . . . . . . . . . . . . . . 18--21
                 Orvis C. Irwin   Infant Speech  . . . . . . . . . . . . . 22--24
                      Anonymous   Science and the Citizen  . . . . . . . . 26--32
                    Grote Reber   Radio Astronomy  . . . . . . . . . . . . 34--41
                      Anonymous   Psychiatric Films  . . . . . . . . . . . 42--43
                 Jerzy Konorski   Pavlov . . . . . . . . . . . . . . . . . 44--47
                 David E. Green   Enzymes in Teams . . . . . . . . . . . . 48--51
                     F. W. Went   The Plants of Krakatoa . . . . . . . . . 52--54
                James R. Newman   Books  . . . . . . . . . . . . . . . . . 56--59
              Albert G. Ingalls   The Amateur Astronomer . . . . . . . . . 60--63
                      Anonymous   Bibliography . . . . . . . . . . . . . . 64--64

Scientific American
Volume 181, Number 4, October, 1949

                      Anonymous   Letters  . . . . . . . . . . . . . . . . 2--3
                      Anonymous   50 and 100 Years Ago . . . . . . . . . . 4--6
                 Leopold Infeld   Visit to Dublin  . . . . . . . . . . . . 11--15
                Gordon A. Riley   Food from the Sea  . . . . . . . . . . . 16--19
                      Anonymous   Bomb Tests . . . . . . . . . . . . . . . 20--21
                     Eric Ashby   Leaf Shape . . . . . . . . . . . . . . . 22--24
                      Anonymous   Science and the Citizen  . . . . . . . . 26--29
           René J. Dubos   Tuberculosis . . . . . . . . . . . . . . 30--41
                    Otto Struve   Double Stars . . . . . . . . . . . . . . 42--45
         Richard B. Goldschmidt   Phenocopies  . . . . . . . . . . . . . . 46--49
                Fredric Wertham   Freud Now  . . . . . . . . . . . . . . . 50--54
                James R. Newman   Books  . . . . . . . . . . . . . . . . . 56--59
              Albert G. Ingalls   The Amateur Astronomer . . . . . . . . . 60--63
                      Anonymous   Bibliography . . . . . . . . . . . . . . 64--64

Scientific American
Volume 181, Number 5, November, 1949

                      Anonymous   Letters  . . . . . . . . . . . . . . . . 2--3
                      Anonymous   50 and 100 Years Ago . . . . . . . . . . 4--6
             Chester I. Barnard   Arms Race v. Control . . . . . . . . . . 11--13
                   Otto Laporte   Shock Waves  . . . . . . . . . . . . . . 14--19
                   Robert Broom   The Ape-Men  . . . . . . . . . . . . . . 20--24
                      Anonymous   Science and the Citizen  . . . . . . . . 26--31
                Edwin P. Hubble   Five Historic Photographs from Palomar   32--39
                 Leopold Infeld   Visit to England . . . . . . . . . . . . 40--43
                   J. H. Simons   Fluorocarbons  . . . . . . . . . . . . . 44--47
                      Anonymous   Democritus on the Atom . . . . . . . . . 48--49
            Philip Morrison and   
                 Emily Morrison   Natural History of a Virus . . . . . . . 50--53
                James R. Newman   Books  . . . . . . . . . . . . . . . . . 54--59
              Albert G. Ingalls   The Amateur Astronomer . . . . . . . . . 60--63
                      Anonymous   Bibliography . . . . . . . . . . . . . . 64--64

Scientific American
Volume 181, Number 6, December, 1949

                      Anonymous   Letters  . . . . . . . . . . . . . . . . 2--3
                      Anonymous   Errata . . . . . . . . . . . . . . . . . 3--3
                      Anonymous   50 and 100 Years Ago . . . . . . . . . . 4--6
                 George W. Gray   The Nobel Prizes . . . . . . . . . . . . 11--17
                   George Gamow   Supernovae . . . . . . . . . . . . . . . 18--21
                  S. Meryl Rose   Transformed Cells  . . . . . . . . . . . 22--24
                      Anonymous   Science and the Citizen  . . . . . . . . 26--31
                   Eugene Ayres   The Fuel Problem . . . . . . . . . . . . 32--39
                 Leopold Infeld   Visit to Poland  . . . . . . . . . . . . 40--43
                      Anonymous   Ocean's Floor  . . . . . . . . . . . . . 44--45
                 Walter G. Cady   Crystals and Electricity . . . . . . . . 46--51
                James R. Newman   Children's Books . . . . . . . . . . . . 52--57
              Albert G. Ingalls   The Amateur Astronomer . . . . . . . . . 58--61
                      Anonymous   An Index of Articles and Authors . . . . 62--63
                      Anonymous   Bibliography . . . . . . . . . . . . . . 64--64