Table of contents for issues of The Bell System Technical Journal

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Volume 19, Number 1, January, 1940
Volume 19, Number 2, April, 1940
Volume 19, Number 3, July, 1940
Volume 19, Number 4, October, 1940
Volume 20, Number 1, January, 1941
Volume 20, Number 2, April, 1941
Volume 20, Number 3, July, 1941
Volume 20, Number 4, October, 1941
Volume 21, Number 1, June, 1942
Volume 22, Number 1, January, 1943
Volume 22, Number 2, July, 1943
Volume 22, Number 3, October, 1943
Volume 23, Number 1, January, 1944
Volume 23, Number 2, April, 1944
Volume 23, Number 3, July, 1944
Volume 23, Number 4, October, 1944
Volume 24, Number 1, January, 1945
Volume 24, Number 2, April, 1945
Volume 24, Number 3, July / October, 1945
Volume 25, Number 1, January, 1946
Volume 25, Number 2, April, 1946
Volume 25, Number 3, July, 1946
Volume 25, Number 4, October, 1946
Volume 26, Number 1, January, 1947
Volume 26, Number 2, April, 1947
Volume 26, Number 3, July, 1947
Volume 26, Number 4, October, 1947
Volume 27, Number 1, January, 1948
Volume 27, Number 2, April, 1948
Volume 27, Number 3, July, 1948
Volume 27, Number 4, October, 1948
Volume 28, Number 1, January, 1949
Volume 28, Number 2, April, 1949
Volume 28, Number 3, July, 1949
Volume 28, Number 4, October, 1949


The Bell System Technical Journal
Volume 19, Number 1, January, 1940

                  R. M. Bozorth   The Physical Basis of Ferromagnetism . . 1--39
                   A. M. Curtis   Contact Phenomena in Telephone Switching
                                  Circuits . . . . . . . . . . . . . . . . 40--62
                 H. Nyquist and   
                  K. W. Pfleger   Effect of the Quadrature Component in
                                  Single Sideband Transmission . . . . . . 63--73
                    W. P. Mason   Low Temperature Coefficient Quartz
                                  Crystals . . . . . . . . . . . . . . . . 74--93
                H. A. Chinn and   
              D. K. Gannett and   
                   R. M. Morris   A New Standard Volume Indicator and
                                  Reference Level  . . . . . . . . . . . . 94--137
        Earle E. Schumacher and   
                    W. C. Ellis   Metallic Materials in the Telephone
                                  System . . . . . . . . . . . . . . . . . 138--151
               L. H. Germer and   
                   K. H. Storks   Technical Digests: An Interesting
                                  Application of Electron Diffraction  . . 152--155
                      Anonymous   Abstracts of Technical Articles from
                                  Bell System Authors  . . . . . . . . . . 156--158
                      Anonymous   Contributors to this Issue . . . . . . . 159--160

The Bell System Technical Journal
Volume 19, Number 2, April, 1940

                    A. L. Matte   Advances in Carrier Telegraph
                                  Transmission . . . . . . . . . . . . . . 161--208
                     L. G. Wade   Electrical Drying of Telephone Cable . . 209--220
                W. P. Mason and   
                    R. A. Sykes   Electrical Wave Filters Employing
                                  Crystals with Normal and Divided
                                  Electrodes . . . . . . . . . . . . . . . 221--248
                 A. M. Skellett   The Coronaviser, an Instrument for
                                  Observing the Solar Corona in Full
                                  Sunlight . . . . . . . . . . . . . . . . 249--261
        Earle E. Schumacher and   
                   G. S. Phipps   Lead--Tin--Arsenic Wiping Solder . . . . 262--266
                 Karl K. Darrow   Nuclear Fission  . . . . . . . . . . . . 267--289
                    E. F. Vaage   A Solution for Faults at Two Locations
                                  in Three-Phase Power Systems . . . . . . 290--305
              F. A. Polkinghorn   A Single Sideband Musa Receiving System
                                  for Commercial Operation on
                                  Transatlantic Radio Telephone Circuits   306--335
                      Anonymous   Abstracts of Technical Papers by Bell
                                  System Authors . . . . . . . . . . . . . 336--337
                      Anonymous   Contributors to this Issue . . . . . . . 338--339

The Bell System Technical Journal
Volume 19, Number 3, July, 1940

                    K. E. Gould   Crosstalk in Coaxial Cables --- Analysis
                                  Based on Short-Circuited and Open
                                  Tertiaries . . . . . . . . . . . . . . . 341--357
                R. P. Booth and   
                 T. M. Odarenko   Crosstalk Between Coaxial Conductors in
                                  Cable  . . . . . . . . . . . . . . . . . 358--384
                 V. E. Legg and   
                    F. J. Given   Compressed Powered Molybdenum Permalloy
                                  for High Quality Inductance Coils  . . . 385--406
                 T. Slonczewski   High Accuracy Heterodyne Oscillators . . 407--420
                     H. W. Bode   Relations Between Attenuation and Phase
                                  in Feedback Amplifier Design . . . . . . 421--454
                 Karl K. Darrow   Analysis of the Ionosphere . . . . . . . 455--488
                      Anonymous   Abstracts of Technical Articles from
                                  Bell System Authors  . . . . . . . . . . 489--491
                      Anonymous   Contributors to this Issue . . . . . . . 492--493

The Bell System Technical Journal
Volume 19, Number 4, October, 1940

                   Homer Dudley   The Carrier Nature of Speech . . . . . . 495--515
                    G. K. Burns   Manufacture of Quartz Crystal Filters    516--532
            J. C. Steinberg and   
           H. C. Montgomery and   
                  M. B. Gardner   Results of the World's Fair Hearing
                                  Tests  . . . . . . . . . . . . . . . . . 533--562
        Millard W. Baldwin, Jr.   The Subjective Sharpness of Simulated
                                  Television Images  . . . . . . . . . . . 563--586
                  W. R. Bennett   Cross-Modulation Requirements on
                                  Multichannel Amplifiers Below Overload   587--610
                  R. A. Heising   Radio Extension Links to the Telephone
                                  System . . . . . . . . . . . . . . . . . 611--646
                      Anonymous   Abstracts of Technical Articles from
                                  Bell System Authors  . . . . . . . . . . 647--650
                      Anonymous   Contributors to this Issue . . . . . . . 651


The Bell System Technical Journal
Volume 20, Number 1, January, 1941

                H. F. Dodge and   
                    H. G. Romig   Single Sampling and Double Inspection
                                  Tables . . . . . . . . . . . . . . . . . 1--61
              M. E. Strieby and   
                    J. F. Wentz   Television Transmission Over Wire Lines  62--81
                   J. S. Little   Insulation of Telephone Wire With Paper
                                  Pulp . . . . . . . . . . . . . . . . . . 82--94
                      H. Blount   Design and Operation of New Copper Wire
                                  Drawing Plant: Part I --- Design and
                                  Operation of High Speed Copper Wire
                                  Drawing Machines . . . . . . . . . . . . 95--110
                J. E. Wiltrakis   Design and Operation of New Copper Wire
                                  Drawing Plant: Part II --- Equipping and
                                  Operating the New Wire Mill  . . . . . . 111--124
                      Anonymous   Abstracts of Technical Articles by Bell
                                  System Authors . . . . . . . . . . . . . 125--128
                      Anonymous   Contributors to this Issue . . . . . . . 129--130

The Bell System Technical Journal
Volume 20, Number 2, April, 1941

                     S. O. Rice   Steady state solutions of transmission
                                  line equations . . . . . . . . . . . . . 131--178
                  W. W. Werring   Engineering Problems in Dimensions and
                                  Tolerances . . . . . . . . . . . . . . . 179--198
                  W. R. Bennett   Time Division Multiplex Systems  . . . . 199--221
               R. V. L. Hartley   Steady State Delay as Related to
                                  Aperiodic Signals  . . . . . . . . . . . 222--234
                F. A. Cowan and   
              R. G. McCurdy and   
                 I. E. Lattimer   Engineering Requirements for Program
                                  Transmission Circuits  . . . . . . . . . 235--249
                      Anonymous   Abstracts of Technical Articles by Bell
                                  System Authors . . . . . . . . . . . . . 250--252
                      Anonymous   Contributors to this Issue . . . . . . . 253--254

The Bell System Technical Journal
Volume 20, Number 3, July, 1941

                Thornton C. Fry   Industrial Mathematics . . . . . . . . . 255--292
                  C. M. Hebbert   The Transmission Characteristics of Toll
                                  Telephone Cables at Carrier Frequencies  293--330
                  F. R. Stansel   Some Analyses of Wave Shapes Used in
                                  Harmonic Producers . . . . . . . . . . . 331--339
                 Karl K. Darrow   Forces and Atoms: The World of The
                                  Physicist  . . . . . . . . . . . . . . . 340--358
                      Anonymous   Abstracts of Technical Articles by Bell
                                  Systems Authors  . . . . . . . . . . . . 359--363
                      Anonymous   Contributors to this Issue . . . . . . . 364

The Bell System Technical Journal
Volume 20, Number 4, October, 1941

             Roger I. Wilkinson   The Reliability of Holding Time
                                  Measurements . . . . . . . . . . . . . . 365--404
                    W. P. Mason   Electrical and Mechanical Analogies  . . 405--414
               Julian Blanchard   The History of Electrical Resonance  . . 415--433
        Earle E. Schumacher and   
                   G. M. Bouton   A Rapid Visual Test for the Quantitative
                                  Determination of Small Concentrations of
                                  Calcium in Lead  . . . . . . . . . . . . 434--438
                      Anonymous   Abstracts of Technical Articles by Bell
                                  System Authors . . . . . . . . . . . . . 439--441
                      Anonymous   Contributors to this Issue . . . . . . . 442


The Bell System Technical Journal
Volume 21, Number 1, June, 1942

              Oliver E. Buckley   The Future of Transoceanic Telephony . . 1--19
                 H. N. Padowicz   Diamond Dies for High-Speed Drawing of
                                  Copper Wire  . . . . . . . . . . . . . . 20--36
              D. B. Keeling and   
                    L. E. Cisne   Using Double Sampling Inspection in a
                                  Manufacturing Plant  . . . . . . . . . . 37--50
                 Karl K. Darrow   Entropy  . . . . . . . . . . . . . . . . 51--74
                      Anonymous   Abstracts of Technical Articles by Bell
                                  System Authors . . . . . . . . . . . . . 75--78
                      Anonymous   Contributors to this Issue . . . . . . . 79


The Bell System Technical Journal
Volume 22, Number 1, January, 1943

                 Walter L. Bond   The Mathematics of Physical Properties
                                  of Crystals  . . . . . . . . . . . . . . 1--72
           E. E. Schumacher and   
               G. M. Bouton and   
                   G. S. Phipps   The Metallurgy of Fillet Wiped Soldered
                                  Joints . . . . . . . . . . . . . . . . . 73--79
              S. A. Schelkunoff   A Mathematical Theory of Linear Arrays   80--107
                 Karl K. Darrow   Memorial to the Classical Statistics . . 108--135
                      Anonymous   Abstracts of Technical Articles by Bell
                                  System Authors . . . . . . . . . . . . . 136--142
                      Anonymous   Contributors to this Issue . . . . . . . 143

The Bell System Technical Journal
Volume 22, Number 2, July, 1943

                     W. L. Bond   A Mineral Survey for Piezo-Electric
                                  Materials  . . . . . . . . . . . . . . . 145--152
                  L. A. MacColl   The fundamental equations of electron
                                  motion. Dynamics of high speed particles 153--177
                    W. P. Mason   Quartz Crystal Applications  . . . . . . 178--223
                     W. L. Bond   Methods for Specifying Quartz Crystal
                                  Orientation and Their Determination by
                                  Optical Means  . . . . . . . . . . . . . 224--262
                   J. R. Pierce   A Note on the Transmission Line Equation
                                  in Terms of Impedance  . . . . . . . . . 263--265
                      Anonymous   Abstracts of Technical Articles by Bell
                                  System Authors . . . . . . . . . . . . . 266--267
                      Anonymous   Contributors to this Issue . . . . . . . 268

The Bell System Technical Journal
Volume 22, Number 3, October, 1943

                 R. B. Blackman   Effect of Feedback on Impedance  . . . . 269--277
                 K. G. VanWynen   Design of Two-Terminal Balancing
                                  Networks . . . . . . . . . . . . . . . . 278--292
                 W. L. Bond and   
                E. J. Armstrong   Use of X-Rays for Determining the
                                  Orientation of Quartz Crystals . . . . . 293--337
                  G. W. Willard   Raw Quartz, Its Imperfections and
                                  Inspection . . . . . . . . . . . . . . . 338--361
                 Karl K. Darrow   The New Statistical Mechanics  . . . . . 362--392
                P. LeCorbeiller   Electromagnetic Waves: Review of S. A.
                                  Schelkunoff's Book . . . . . . . . . . . 393--396
                      Anonymous   Abstracts of Technical Articles by Bell
                                  System Authors . . . . . . . . . . . . . 397--401
                      Anonymous   Contributors to this Issue . . . . . . . 402


The Bell System Technical Journal
Volume 23, Number 1, January, 1944

              D. K. Gannett and   
                    Iden Kerney   The Discernibility of Changes in Program
                                  Band Width . . . . . . . . . . . . . . . 1--10
                  G. W. Willard   Use of the Etch Technique for
                                  Determining Orientation and Twinning in
                                  Quartz Crystals  . . . . . . . . . . . . 11--51
                    R. A. Sykes   Modes of Motion in Quartz Crystals, the
                                  Effects of Coupling and Methods of
                                  Design . . . . . . . . . . . . . . . . . 52--96
                  W. R. Bennett   Response of a Linear Rectifier to Signal
                                  and Noise  . . . . . . . . . . . . . . . 97--113
                Carl R. Englund   Dielectric Constants and Power Factors
                                  at Centimeter Wave-Lengths . . . . . . . 114--129
                      Anonymous   Abstracts of Technical Articles by Bell
                                  System Authors . . . . . . . . . . . . . 130--132
                      Anonymous   Contributors to this Issue . . . . . . . 133

The Bell System Technical Journal
Volume 23, Number 2, April, 1944

                     E. E. Mott   Indicial Response of Telephone Receivers 135--150
                 H. J. McSkimin   Theoretical Analysis of Modes of
                                  Vibration for Isotropic Rectangular
                                  Plates Having All Surfaces Free  . . . . 151--177
                    R. A. Sykes   Principles of Mounting Quartz Plates . . 178--189
                 A. M. Skellett   The Magnetically Focused Radial Beam
                                  Vacuum Tube  . . . . . . . . . . . . . . 190--202
                      Anonymous   Abstracts of Technical Articles by Bell
                                  System Authors . . . . . . . . . . . . . 203--205
                      Anonymous   Contributors to this Issue . . . . . . . 206

The Bell System Technical Journal
Volume 23, Number 3, July, 1944

                      W. T. Rea   Effect of Telegraph Distortion on the
                                  Margins of Operation of Start-Stop
                                  Receivers  . . . . . . . . . . . . . . . 207--233
             R. M. C. Greenidge   The Mounting and Fabrication of Plated
                                  Quartz Crystal Units . . . . . . . . . . 234--259
                A. R. D'Heedene   Effects of Manufacturing Deviations on
                                  Crystal Units for Filters  . . . . . . . 260--281
                     S. O. Rice   Mathematical Analysis of Random Noise    282--332
                      Anonymous   Abstracts of Technical Articles by Bell
                                  System Authors . . . . . . . . . . . . . 333--335
                      Anonymous   Contributors to this Issue . . . . . . . 336

The Bell System Technical Journal
Volume 23, Number 4, October, 1944

                    Thomas Shaw   The Conquest of Distance by Wire
                                  Telephony  . . . . . . . . . . . . . . . 337--421
        Earle E. Schumacher and   
            Alexander G. Souden   Some Aspects of Powder Metallurgy  . . . 422--457
                      Anonymous   Abstracts of Technical Articles by Bell
                                  System Authors . . . . . . . . . . . . . 458--459
                      Anonymous   Contributors to this Issue . . . . . . . 460


The Bell System Technical Journal
Volume 24, Number 1, January, 1945

                    W. A. Edson   Intermittent Behavior in Oscillators . . 1--22
           Richard C. Eggleston   Evaluating the Relative Bending Strength
                                  of Crossarms . . . . . . . . . . . . . . 23--45
                     S. O. Rice   Mathematical Analysis of Random Noise    46--156
                      Anonymous   Abstracts of Technical Articles by Bell
                                  System Authors . . . . . . . . . . . . . 157--158
                      Anonymous   Contributors to this Issue . . . . . . . 159

The Bell System Technical Journal
Volume 24, Number 2, April, 1945

                     I. E. Fair   Piezoelectric Crystals in Oscillator
                                  Circuits . . . . . . . . . . . . . . . . 161--216
                 C. W. Harrison   The Measurement of the Performance Index
                                  of Quartz Plates . . . . . . . . . . . . 217--252
                    E. D. Sunde   Lightning Protection of Buried Toll
                                  Cable  . . . . . . . . . . . . . . . . . 253--300
                      Anonymous   Abstracts of Technical Articles by Bell
                                  System Authors . . . . . . . . . . . . . 301--302
                      Anonymous   Contributors to this Issue . . . . . . . 303

The Bell System Technical Journal
Volume 24, Number 3, July / October, 1945

                   J. R. Pierce   Physical Limitations in Electron
                                  Ballistics . . . . . . . . . . . . . . . 305--321
                   A. L. Samuel   Electron Ballistics in High-Frequency
                                  Fields . . . . . . . . . . . . . . . . . 322--352
             Raymond D. Mindlin   Dynamics of Package Cushioning . . . . . 353--461
                      Anonymous   Abstracts of Technical Articles by Bell
                                  System Authors . . . . . . . . . . . . . 462--466
                      Anonymous   Contributors to this Issue . . . . . . . 467


The Bell System Technical Journal
Volume 25, Number 1, January, 1946

                W. C. Tinus and   
               W. H. C. Higgins   Early Fire-Control Radars for Naval
                                  Vessels  . . . . . . . . . . . . . . . . 1--47
               A. L. Samuel and   
                J. W. Clark and   
                  W. W. Mumford   The Gas-Discharge Transmit-Receive
                                  Switch . . . . . . . . . . . . . . . . . 48--101
             John Leutritz, Jr.   A Wood Soil Contact Culture Technique
                                  for Laboratory Study of Wood-Destroying
                                  Fungi, Wood Decay and Wood Preservation  102--135
         Elizabeth J. Armstrong   X-Ray Studies of Surface Layers of
                                  Crystals . . . . . . . . . . . . . . . . 136--155
                   J. L. Clarke   Some Novel Expressions for the
                                  Propagation Constant of a Uniform Line   156--157
                  K. S. Johnson   Decibel Tables . . . . . . . . . . . . . 158--158
                      Anonymous   Abstracts of Technical Articles by Bell
                                  System Authors . . . . . . . . . . . . . 159--164
                      Anonymous   Contributors to this Issue . . . . . . . 165--166

The Bell System Technical Journal
Volume 25, Number 2, April, 1946

                 J. B. Fisk and   
             H. D. Hagstrum and   
                  P. L. Hartman   The Magnetron as a Generator of
                                  Centimeter Waves . . . . . . . . . . . . 167--348
                      Anonymous   Contributors to this Issue . . . . . . . 349

The Bell System Technical Journal
Volume 25, Number 3, July, 1946

                   C. S. Fuller   Some Recent Contributions to Synthetic
                                  Rubber Research  . . . . . . . . . . . . 351--384
                     G. T. Ford   Characteristics of Vacuum Tubes for
                                  Radar Intermediate Frequency Amplifiers  385--407
               I. G. Wilson and   
              C. W. Schramm and   
                   J. P. Kinzer   High Q Resonant Cavities for Microwave
                                  Testing  . . . . . . . . . . . . . . . . 408--434
                E. I. Green and   
               H. J. Fisher and   
                 J. G. Ferguson   Techniques and Facilities for Microwave
                                  Radar Testing  . . . . . . . . . . . . . 435--482
                T. A. Jones and   
                  K. W. Pfleger   Performance Characteristics of Various
                                  Carrier Telegraph Methods  . . . . . . . 483--531
                      Anonymous   Abstracts of Technical Articles by Bell
                                  System Authors . . . . . . . . . . . . . 532--536
                      Anonymous   Contributors to this Issue . . . . . . . 537--538

The Bell System Technical Journal
Volume 25, Number 4, October, 1946

                 S. C. Rappleye   A Study of the Delays Encountered by
                                  Toll Operators in Obtaining an Idle
                                  Trunk  . . . . . . . . . . . . . . . . . 539--562
              F. S. Goucher and   
               J. R. Haynes and   
                 W. A. Depp and   
                    E. J. Ryder   Spark Gap Switches for Radar . . . . . . 563--602
                    E. Peterson   Coil Pulsers for Radar . . . . . . . . . 603--615
               Robert E. Graham   Linear Servo Theory  . . . . . . . . . . 616--651
                      Anonymous   Abstracts of Technical Articles by Bell
                                  System Authors . . . . . . . . . . . . . 652--654
                      Anonymous   Contributors to this Issue . . . . . . . 655--656


The Bell System Technical Journal
Volume 26, Number 1, January, 1947

                J. H. Scaff and   
                      R. S. Ohl   Development of Silicon Crystal
                                  Rectifiers for Microwave Radar Receivers 1--30
               J. P. Kinzer and   
                   I. G. Wilson   End plate and side wall currents in
                                  circular cylinder cavity resonator . . . 31--79 (1 plate)
                    W. P. Mason   First and Second Order Equations for
                                  Piezoelectric Crystals Expressed in
                                  Tensor Form  . . . . . . . . . . . . . . 80--138
                  W. R. Bennett   The Biased Ideal Rectifier . . . . . . . 139--169
               J. A. Becker and   
                C. B. Green and   
                  G. L. Pearson   Properties and Uses of
                                  Thermistors--Thermally Sensitive
                                  Resistors  . . . . . . . . . . . . . . . 170--212
                      Anonymous   Abstracts of Technical Articles by Bell
                                  System Authors . . . . . . . . . . . . . 213--216
                      Anonymous   Contributors to this Issue . . . . . . . 217--218

The Bell System Technical Journal
Volume 26, Number 2, April, 1947

                H. T. Friis and   
                    W. D. Lewis   Radar Antennas . . . . . . . . . . . . . 219--317
                    Ray S. Hoyt   Probability functions for the modulus
                                  and angle of the normal complex variate  318--359
                   J. C. Lozier   Spectrum Analysis of Pulse Modulated
                                  Waves  . . . . . . . . . . . . . . . . . 360--387
                      Anonymous   Abstracts of Technical Articles by Bell
                                  System Authors . . . . . . . . . . . . . 388--393
                      Anonymous   Contributors to this Issue . . . . . . . 394

The Bell System Technical Journal
Volume 26, Number 3, July, 1947

                  W. M. Goodall   Telephony by Pulse Code Modulation . . . 395--409
               J. P. Kinzer and   
                   I. G. Wilson   Some Results on Cylindrical Cavity
                                  Resonators . . . . . . . . . . . . . . . 410--445 (1 plate)
               Allen F. Pomeroy   Precision Measurement of Impedance
                                  Mismatches in Waveguide  . . . . . . . . 446--459
               J. R. Pierce and   
                 W. G. Shepherd   Reflex Oscillators . . . . . . . . . . . 460--681
                      Anonymous   Abstracts of Technical Articles by Bell
                                  System Authors . . . . . . . . . . . . . 682--690
                      Anonymous   Contributors to this Issue . . . . . . . 691

The Bell System Technical Journal
Volume 26, Number 4, October, 1947

            L. W. Morrison, Jr.   The Radar Receiver . . . . . . . . . . . 693--817
                      C. E. Fay   High-Vacuum Oxide-Cathode Pulse
                                  Modulator Tubes  . . . . . . . . . . . . 818--836
              G. E. Mueller and   
                  W. A. Tyrrell   Polyrod Antennas . . . . . . . . . . . . 837--851
             Sloan D. Robertson   Targets for Microwave Radar Navigation   852--869
                   D. E. Thomas   Tables of phase associated with a
                                  semi-infinite unit slope of attenuation  870--899
                      Anonymous   Abstracts of Technical Articles by Bell
                                  System Authors . . . . . . . . . . . . . 900--903
                      Anonymous   Contributors to this Issue . . . . . . . 904


The Bell System Technical Journal
Volume 27, Number 1, January, 1948

              L. A. Meacham and   
                    E. Peterson   An Experimental Multichannel Pulse Code
                                  Modulation System of Toll Quality  . . . 1--43
                    R. W. Sears   Electron Beam Deflection Tube for Pulse
                                  Code Modulation  . . . . . . . . . . . . 44--57
                Winston E. Kock   Metallic Delay Lenses  . . . . . . . . . 58--82
                W. D. Lewis and   
                L. C. Tillotson   A Non-reflecting Branching Filter for
                                  Microwaves . . . . . . . . . . . . . . . 83--95
                  V. C. Rideout   A Note on Parallel-Tuned Transformer
                                  Design . . . . . . . . . . . . . . . . . 96--108
                     S. O. Rice   Statistical properties of a sine wave
                                  plus random noise  . . . . . . . . . . . 109--157
                   J. R. Pierce   Noise in Resistances and Electron
                                  Streams  . . . . . . . . . . . . . . . . 158--174
                      Anonymous   Abstracts of Technical Articles by Bell
                                  System Authors . . . . . . . . . . . . . 175--180
                      Anonymous   Contributors to this Issue . . . . . . . 181--182

The Bell System Technical Journal
Volume 27, Number 2, April, 1948

                    H. T. Friis   Microwave Repeater Research  . . . . . . 183--246
                     D. H. Ring   The Measurement of Delay Distortion in
                                  Microwave Repeaters  . . . . . . . . . . 247--264
                J. R. Davey and   
                    A. L. Matte   Frequency Shift Telegraphy -- Radio and
                                  Wire Applications  . . . . . . . . . . . 265--304
                     S. O. Rice   Reflections from circular bends in
                                  rectangular wave guides. Matrix theory   305--349
             Marion C. Gray and   
              S. A. Schelkunoff   The approximate solution of linear
                                  differential equations . . . . . . . . . 350--364
                 W. Howard Wise   Potential Coefficients for Ground Return
                                  Circuits . . . . . . . . . . . . . . . . 365--371
                      Anonymous   Abstracts of Technical Articles by Bell
                                  System Authors . . . . . . . . . . . . . 372--376
                      Anonymous   Contributors to this Issue . . . . . . . 377--378

The Bell System Technical Journal
Volume 27, Number 3, July, 1948

                  C. E. Shannon   A Mathematical Theory of Communication   379--423
                   Charles Clos   An Aspect of the Dialing Behavior of
                                  Subscribers and Its Effect on the Trunk
                                  Plant  . . . . . . . . . . . . . . . . . 424--445
                  W. R. Bennett   Spectra of Quantized Signals . . . . . . 446--472
                 H. T. Budenbom   Analysis and Performance of
                                  Waveguide-Hybrid Rings for Microwaves    473--486
              S. A. Schelkunoff   Methods of Electromagnetic Field
                                  Analysis . . . . . . . . . . . . . . . . 487--509
             Warren A. Marrison   The Evolution of the Quartz Crystal
                                  Clock  . . . . . . . . . . . . . . . . . 510--588
                      Anonymous   Abstracts of Technical Articles by Bell
                                  System Authors . . . . . . . . . . . . . 589--590
                      Anonymous   Contributors to this Issue . . . . . . . 591--592

The Bell System Technical Journal
Volume 27, Number 4, October, 1948

               Liss C. Peterson   Equivalent Circuits of Linear Active
                                  Four-Terminal Networks . . . . . . . . . 593--622
                  C. E. Shannon   A Mathematical Theory of Communication   623--656
                   J. T. Muller   Transients in Mechanical Systems . . . . 657--683
                  W. W. Mumford   Maximally-Flat Filters in Waveguide  . . 684--713
                 Manvel K. Zinn   Transient Response of an FM Receiver . . 714--731
                   J. R. Pierce   Transverse Fields in Traveling-Wave
                                  Tubes  . . . . . . . . . . . . . . . . . 732--746
                      Anonymous   Abstracts of Technical Articles by Bell
                                  System Authors . . . . . . . . . . . . . 747--751
                      Anonymous   Contributors to this Issue . . . . . . . 752


The Bell System Technical Journal
Volume 28, Number 1, January, 1949

               W. J. Albersheim   Propagation of TE01 Waves in Curved Wave
                                  Guides . . . . . . . . . . . . . . . . . 1--32
               J. R. Pierce and   
              W. B. Hebenstreit   A New Type of High-Frequency Amplifier   33--51
               A. V. Hollenberg   Experimental Observation of
                                  Amplification by Interaction Between Two
                                  Electron Streams . . . . . . . . . . . . 52--58
              Claude E. Shannon   The Synthesis of Two Terminal Switching
                                  Circuits . . . . . . . . . . . . . . . . 59--98
             Sloan D. Robertson   A Method of Measuring Phase at Microwave
                                  Frequencies  . . . . . . . . . . . . . . 99--103
                     S. O. Rice   Reflection from corners in rectangular
                                  wave guides---conformal transformation   104--135
                     S. O. Rice   A set of second-order differential
                                  equations associated with reflections in
                                  rectangular wave guides application to
                                  guide connected to horn  . . . . . . . . 136--156
                      Anonymous   Abstracts of Technical Articles by Bell
                                  System Authors . . . . . . . . . . . . . 157--161
                      Anonymous   Contributors to this Issue . . . . . . . 162--163

The Bell System Technical Journal
Volume 28, Number 2, April, 1949

              R. A. Leconte and   
               D. B. Penick and   
              C. W. Schramm and   
                     A. J. Wier   A Carrier System for 8000-Cycle Program
                                  Transmission . . . . . . . . . . . . . . 165--180
              C. H. Dagnall and   
                   P. W. Rounds   Delay Equalization of Eight-Kilocycle
                                  Carrier Program Circuits . . . . . . . . 181--195
               F. S. Farkas and   
           F. J. Hallenbeck and   
                  F. E. Stehlik   Band Pass Filter, Band Elimination
                                  Filter and Phase Simulating Network for
                                  Carrier Program Systems  . . . . . . . . 196--220
              D. A. Alsberg and   
                        D. Leed   A Precise Direct Reading Phase and
                                  Transmission Measuring System for Video
                                  Frequencies  . . . . . . . . . . . . . . 221--238
                 J. Bardeen and   
                 W. H. Brattain   Physical Principles Involved in
                                  Transistor Action  . . . . . . . . . . . 239--277
            H. M. Trueblood and   
                    E. D. Sunde   Lightning Current Observations in Buried
                                  Cable  . . . . . . . . . . . . . . . . . 278--302
              W. R. Bennett and   
                 L. C. Peterson   The Electrostatic Field in Vacuum Tubes
                                  with Arbitrarily Spaced Elements . . . . 303--314
                 T. Slonczewski   Transconductance as a Criterion of
                                  Electron Tube Performance  . . . . . . . 315--328
                      Anonymous   Abstracts of Technical Articles by Bell
                                  System Authors . . . . . . . . . . . . . 329--331
                      Anonymous   Contributors to this Issue . . . . . . . 332--334

The Bell System Technical Journal
Volume 28, Number 3, July, 1949

                      Anonymous   Editorial Note Regarding Semiconductors  335--343
                W. Shockley and   
              G. L. Pearson and   
                   J. R. Haynes   Hole Injection in Germanium ---
                                  Quantitative Studies and Filamentary
                                  Transistors  . . . . . . . . . . . . . . 344--366
                R. M. Ryder and   
                  R. J. Kircher   Some Circuit Aspects of the Transistor   367--400
                Conyers Herring   Theory of Transient Phenomena in the
                                  Transport of Holes in an Excess
                                  Semiconductor  . . . . . . . . . . . . . 401--427
                     J. Bardeen   On the Theory of the A-C Impedance of a
                                  Contact Rectifier  . . . . . . . . . . . 428--434
                    W. Shockley   The Theory of p--n Junctions in
                                  Semiconductors and p--n Junction
                                  Transistors  . . . . . . . . . . . . . . 435--489
              C. B. Feldman and   
                  W. R. Bennett   Band Width and Transmission Performance  490--595
                      Anonymous   Abstracts of Technical Articles by Bell
                                  System Authors . . . . . . . . . . . . . 596--598
                      Anonymous   Contributors to this Issue . . . . . . . 599--600

The Bell System Technical Journal
Volume 28, Number 4, October, 1949

               F. R. Dennis and   
                    E. P. Felch   Reactance Tube Modulation of Phase Shift
                                  Oscillators  . . . . . . . . . . . . . . 601--607
                  W. W. Mumford   A Broad-Band Microwave Noise Source  . . 608--618
             Sloan D. Robertson   Electronic Admittances of Parallel-Plane
                                  Electron Tubes at 4000 Megacycles  . . . 619--646
             Sloan D. Robertson   Passive Four-Pole Admittances of
                                  Microwave Triodes  . . . . . . . . . . . 647--655
              Claude E. Shannon   Communication Theory of Secrecy Systems  656--715
              A. P. Brogle, Jr.   The Design of Reactive Equilizers  . . . 716--750
                      Anonymous   Abstracts of Technical Articles by Bell
                                  System Authors . . . . . . . . . . . . . 751--752
                      Anonymous   Contributors to this Issue . . . . . . . 753