Index to Volume XX 



Analoj,'ics, I'llcctiical and Mechanical, 11'. /'. Mason, page 405. 



.Vloriis, Forces and: The World of the l'h_\sicist, Karl K. Darroic, page 340. 



B 



Bennett, 11'. R., Time Division Miillipie.x Systems, page 199. 

 Blancliard, Julian, The History of Electrical Resonance, page 415. 



Blount, H ., Part I of Design and Operation of New Copper Wire Drawing I'lant, page 95. 

 Boiiton, G. M ., and Earle E. Scluimacher, A Rapid Visual Test for the Quantitative Deter- 

 mination of Small Concentrations of Calcium in Lead, page 434. 



Cables at Carrier Frequencies, Toll Telephone, The Transmission Characteristics of, 



C. M. Hebbert, page 293. 

 Calcium in Lead, A Rapid Visual Test for the (Quantitative Determination of Small 



Concentrations of, Earle E. Schumacher and G. AI. Boiiton, page 434. 

 Carrier Frequencies, The Transmission Characteristics of Toll Telephone Cables at, 



C. M. Hebbert, page 293. 

 Coaxial: Television Transmission over Wire Lines, M. E. Strieby and J . F. Wcntz, page 62. 

 Cowan, F. A., R. G. McCiirdy and I. E. Lattiiner, Engineering Requirements for Program 



Transmission Circuits, page 235. 



Darrow, Karl K., Forces and Atoms: The World of the Physicist, page 340. 

 Dimensions and Tolerances, Engineering Problems in, IF. W. W erring, page 179. 

 Dodge, II. F. and II. G. Romlg, Single Sampling and Double Sampling Inspection Tables, 

 page 1. ■ 



Forces and Atoms: The World of the Physicist, Karl K. Darrow, page 340. 

 Fry, Thornton C, Ladustrial Mathematics, page 255. 



H 



Harmonic Producers, Some Analyses of Wave Shapes Used in, F. R. Siansel, page i?>].. 

 Hartley, R. F. L., Steady State Delay as Related to Aperiodic Signals, page 222. 

 Hebbert, C. M ., The Transmission Characteristics of Toll Telephone Cables at Carrier 



Frequencies, page 293. 

 History of lilectrical Resonance, The, Julian Blanchard, page 415. 

 Holding Time Measurements, The ReliabiHty of, Roger I. Wilkinson, page 365. 



I 



Insulation of Telephone Wire with Paper Pulp, /. S. Little, page 82. 



Lattimer, I . E., F. A. Cowan and R. G. McCiirdy, Engineering Requirements for Program 



Transmission Circuits, page 235. 

 Lead, A Rapid Visual Test for the Quantitative Determination of Small Concentrations 



of Calcium in, Earle E. Schumacher and G. M . Bouton, page 434. 

 Little, J . S., Insulation of Telephone Wire with Paper Pul[), page 82. 



