304 BELL SYSTEM TECHNICAL JOURNAL 



3. Measurement of Telegraph Transmission, H. Nyquist, R. B. Shanck, and S. I. Cory, 



Trans. ofA.I.E.E., Vol. 46, Feb. 1927, pp. 367-376. 



4. Frequency Modulation Noise Characteristics, M. G. Crosby, Proc. of I.R.E., Vol. 25, 



April 1937, p. 472-514. 



5. Performance Characteristics of Various Carrier Telegraph Methods, T. A. Jones, K. 



W. Pfleger, Bell Sys. Tech. Jour., Vol. 25, pp. 483-531, July 1946. 



6. Transients in Frequency Modulation, H. Salinger, Proc. of I.R.E., August 1942, pp. 



378-383. 



7. Observations and Comparisons on Radio Telegraph Signaling by Frequency Shift 



and On-Off Keying, H. O. Peterson, J. B. Attwood, H. E. Goldstine, G. E. Hansell, 

 R. E. Schock, RCA Review, March 1946. 



