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31-33 



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34 



34 



Title A itthor 



'Distortion Correction in Electrical Circuits with ( ). j. Zobel 

 Constant Resistance Recurrent Networks" 

 Bell System Technical Journal, \'ol. 7, Jul\- 

 1928, pp. 438-534. 



Multi-Channel Telephone Systems: 



'Carrier Current Telephony and Telegraph} " K. II. C olpitts 



A. I. E. E. Transactions, Vol. 40, 1921, pp. O. B. Blackwell 



205 300; 

 Electrician, Vol. 86, Apr. 15, 1921, pp. 451 453; 

 Apr. 22, 1921, pp. 485-487; May t 1921, 

 pp. 551-554 (Abstract). 

 'Making the Most of the Line" F. B. Jewett 



Electrical Communication, Vol. 3, JuK' 1924, 

 pp. 8-21. 

 'Transmission Characteristics of Electric Wave (). J. Zobel 

 Filters" 

 Bell System Technical Journal, \'o\. 3, Oct. 

 1924, pp. 567-620. 

 'Carrier System on Long Distance Telephone H. A. .-\ffel 



Lines" C. S. Demarest 



A. I. E. E. Transactions, Vol. 47, Oct. 1928, C. \V. Green 



pp. 1360-1386; 

 Bell System Technical Journal, \o\. 7, Jul\- 

 1928, pp. 564-629. 

 'Carrier Telephone System for Short Toll Cir- H. .S. Black 



cuits" M. L. Almcjuist 



A. I. E. E. Transactions, Vol. 48, Jan. 1929, L.' M. Ilgenfritz 

 pp. 117-140. 

 'Practical Application of Carrier Telephone and A. F. Rose 

 Telegraph in the Bell System" 

 Bell System Technical Journal, Vol. 2, April 

 1923, pp. 41-52. 

 'Stabilized Feedback Amplifiers" H. S. Black 



Bell System Technical Journal, Vol. XIII, Jan. 

 1934, pp. 1-18. 

 'Electrical Wave Filters Employing Quartz Crys- W. P. Mason 

 tals as Elements" 

 Bell System Technical Journal, Vol. 13, Jul\ 

 1934, pp. 405-452. 

 'Communication by Carrier in Cable" A. B. Clark 



Electrical Engineering, Vol. 52, July 1933, pp. 

 477^81. 

 'Carrier in Cable" B. W. Kendall 



Bell System Technical Journal, Vol. 12, JuK 

 1933, pp. 251-263. 



76 



