BELL SYSTEM TECHNICAL JOURNAL 



Shock, Electric, on the Heart, Effect of (a Digest), L. P. Ferris, B. G. King, P. W. 



Spence and II. B. Williams, page 455. 

 Short- Wave Radio Telephone Circuits, The Reliability of, R. K. Poller and A. C. 



Pelerson, Jr., page 181. 

 Singer, F. J., A. D. Knowllon and G. A. Locke, Switchboards and Signaling Facilities 



of the Teletypewriter Exchange System, page 504. 

 Skellelt, A. M., On the Correlation of Radio Transmission with Solar Phenomena (a 



Digest), page 157. 

 Solar Phenomena, On the Correlation of Radio Transmission with (a Digest), A. M. 



Skellell, page 157. 

 Soulhworlh, G. C, Hyper-Frequency Wave Guides — General Considerations and 



Experimental Results, page 284. 

 Spain, C. J., D. P. Loye and E. W. Templin, Reduction of Airplane Noise and Vibra- 

 tion (a Digest), page 626. 

 Spence, P. W., L. P. Ferris, B. G. King and H. B. Williams, Effect of Electric Shock 



on the Heart (a Digest), page 455. 

 Sun's Rays, Long- Wave Radio Transmission Phenomena Associated with a Cessation 



of the, Austin Bailey and A. E. Harper, page 1. 

 Switchboards and Signaling Facilities of the Teletypewriter Exchange System, A. D. 



Knowllon, G. A. Locke and F. J. Singer, page 504. 



Tandem Operation in the Bell System, F. M. Branson, page 380. 



Telephotograph System, A New, F. W. Reynolds, page 549. 



Teletypewriter Exchange Service, A Transmission System for, R. E. Pierce and E. W. 

 Bemis, page 529. 



Teletypewriter Exchange System, Switchboards and Signaling Facilities of the, A. D. 

 Knowllon, G. A. Locke and F. J. Singer, page 504. 



Templin, E. W., C. J. Spain and D. P. Loye, Reduction of Airplane Noise and Vibra- 

 tion (a Digest), page 626. 



Transformers, Communication, Improvements in, A. G. Ganz and A. G. Laird, page 

 136. 



U 



Ultra-High Frequencies, Equivalent Networks of Negative Grid Vacuum Tubes at, 



F. B. Llewellyn, page 575. 

 Underground Telephone Wire, A New Type of, D. A. Quarles, page 446. 



Vacuum Tubes, Negative Grid, at Ultra-High Frequencies, Equi\'alent Networks of, 



F. B. Llewellyn, page 575. 



Vibration, Reduction of Airplane Noise and (a Digest), C. J. Spain, D. P. Loye and 

 E. W. Templin, page 626. 



W 

 Wave Guides, Hyper-Frequency — General Considerations and Experimental Results, 



G. C. Soulhworlh, page 284. 



Wave Guides, Hyper-Frequency — Mathematical Theory, John R. Carson, Sallie P. 



Mead and S. A. Schelkunoff, page 310. 

 Williams, H. B., L. P. Ferris, B. G. King and P. W. Spence, Effect of Electric Shock 



on the Heart (a Digest), page 455. 

 Winds, Oblique, on Telephone Wires, Forces of, J. A. Carr, page 587. 

 Wire, Underground Telephone, A New Type of, D. A. Quarles, page 446. 

 Wires, Steel Telephone, A Magneto-Elastic Source of Noise in, W. 0. Pennell and H. 



P. Lawther, page 334. 

 Wrathall, L. R. and L. W. Hussey, Oscillations in an Electromechanical System, page 



441. 



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