8 



THE BELL SYSTEM TECHNICAL JOURNAL, 1953 



Communication 

 between two individuals, physical 

 systems 1511 

 "Communications for Civil Defense" 

 (C. A. Armstrong) 1507 

 abstract 1007 

 "Comparison of Mobile Radio Trans- 

 mission at 150, 450, 900 and 3700 

 Mc" (W. R. Young) 1513 

 "Comparison of Recording Processes" 

 (J. G. Frayne) 

 abstract 509 

 Computer (s) 

 binary, functions 769 

 digital: 

 delay lines for 1507 

 ferroelectric storage elements 506 

 regenerative amplifier 508 

 transistor, 255, 508, 769 

 historical development 772 

 "Computers — ■ Past, Present, and Fu- 

 ture" (W. H. MacWilliams, Jr.) 

 abstract 772 

 Conductivity 

 bombardment 1510 

 electric fields, high, mobility in 768 

 Conductor (s) 

 Clogston type, laminated, transmis- 

 sion properties 695-713 

 electroformed for drop wire 1099-1135 

 laminated 695 

 experimental verification of the 

 theory of 255 

 Connection (s) 

 permanent, conditions for obtaining 



551-91 

 pressure 525, 526 

 quality 532 

 solder 525 



solderless, wrapped 523-610 

 "Connection Formulas Between the 

 Solutions of Mathieu's Equation" 

 (G. H. Wannier) 

 abstract 1014 

 Contact (s) See Electrical contacts 

 Contact Erosion 



switching circuits 1493 

 "Controlled Gas Leak" (J. Morrison) 

 1262 



Converter (s) 



high-frequency measurements 506 

 transistor, negative-impedance 1510 

 "Conveyorization Avoids Handling 



Headaches" (P. T. Mathy) 1262 

 Conwell, Esther M. 



"High Field Mobility in Germanium 

 With Impurity Scattering Domi- 

 nant" 

 abstract 1508 

 "Mobility in High Electric Fields" 



abstract 768 

 "Mobility of Electrons in Germanium" 



abstract 507 

 "Properties of Silicon and Ger- 

 manium" 

 abstract 507 

 CoO See Cobalt oxide 

 Copper Alloys 

 silicon, photometric determination 

 772 

 "Copper as an Acceptor Element in 

 Germanium" (Fuller and Struthers) 

 abstract 256 

 Copper Oxide 



varistors 514 

 Copper-Steel Wire See Wire 

 "Correlatograph — ■ A Machine for Con- 

 tinuous Display of Short Term Cor- 

 relation" (W. R. Bennett) 1173-85 

 Corrosion 



connections, solderless, wrapped 598 

 Counter (s) 

 crystal conduction 1262 

 reversible binary 516 

 "Coupled Resonator Reflex Klystron" 



(E.D.Reed) 715-66 

 Coupler (directional) 

 broad band matching 509 

 multi-element 258, 511 

 Coy, J. A. 



"Type-0 Carrier Telephone" 

 abstract 1259 

 Creosote 

 as wood preservative 458, 461, 469, 

 473, 474, 479, 489-90 

 Crossbar System No. 1 

 automatic line insulation testing 627- 

 46 



