22 



THE BELL SYSTEM TECHNICAL JOURNAL, 1953 



N 



National Defense See Civil defense 

 National Political Conventions (Chi- 

 cago) 

 television coverage 1263 

 "Nation-Wide Numbering Plan" (W. H. 

 Nunn) 

 abstract 512 

 "Nature of Solids" (G. H. Wannier) 



abstract 517 

 ND4D2PO4 See Ammonium dihydrogen 



phosphate 

 Nelson, R. A. 

 "Vapor Pressure of He^ a He^ Mix- 

 tures" 772 

 Nesbitt, E. A. 

 "Physical and Magnetic Structure of 

 of the Mishima Alloys" 1262 

 "New General-Purpose Relay for Tele- 

 phone Switching Systems" (A. C. 

 Keller) 

 abstract 510 

 "New Infrared Absorption Bands in p- 

 Type Germanium" (Briggs and Flet- 

 cher) 

 abstract 507 

 "New Method of Calculating Microwave 

 Noise in Electron Streams" (J. R. 

 Pierce) 

 abstract 773 

 "New Non-Reciprocal Waveguide Me- 

 dium Using Ferrites" (E. H. Turner) 

 1512 

 Newsom, James B. 

 biographical material 1269-70 

 "Card Translator for Nationwide Dial- 

 ing" 1037-98 

 Nickel 

 carbon in, solubility and diffusion co- 

 efficient 771 

 rotational relaxation at high frequen- 

 cies 1262 

 Nickel Alloys 

 silicon, photometric determination 

 772 

 Nickel-Carbon Alloys 



barium oxide, reaction rates with 771 

 Nitrogen 

 ions, drift velocity 1013 



Noise 

 germanium filament, theory of mag- 

 netic effect on 647-64 

 in a temperature-limited electron beam 



in a drift space 773 

 microwave, in electron streams, calcu- 

 lation 773 

 oscillatory 1371 

 "Non-Blocking Switching Networks 



Study" (Charles Clos) 406-24 

 "Nonsynchronous Time Division with 

 Holding and with Random Sam- 

 pling" (Pierce and Hopper) 

 abstract 258, 513 

 "Notes on Methods of Transmitting the 

 Circular Electric Wave Around 

 Bends" (E. S. Miller) 

 abstract 511 

 N-P-N Junction Phototransistors 



See Phototransistor 

 Nuclear Magnetic Resonance 



discovery 99 

 "Nuclear Magnetic Resonance" (Karl 



K. Darrow) 74-99 

 Nucleon-Nucleon Collisions 



multiple Meson production 771 

 Nucleus, nuclei 



magnetic moments 74 

 Number (s), numbering See Telephone 



numbers 

 Nunn, W. H. 



"Nation-Wide Numbering Plan" 

 abstract 512 

 Nye, J. F. 



"Geometrical Relations in Dislocated 

 Crystals" 

 abstract 1012 



O'Connor, S. F. 



"Plating Room Waste Water Disposal " 

 1012 

 Oil-Type Preservatives 160 

 Olmstead, P. S. 



"How to Detect the Type of an As- 

 signable Cause" 

 abstract 512 

 Olsen, K. M. 



"Purification and Prevention of Segre- 



