The Bell Telephone Laboratories series


1	Probability and its engineering uses / by Thornton C. Fry New York : Van Nostrand , 1928
2	Electromechanical transducers and wave filters / by Warren P. Mason 2nd ed. - New York : D. Van Nostrand , 1948
3	Radar systems and components / by members of the technical staff of Bell Telephone Laboratories ; with an introduction by Mervin J. Kelly New York : D. Van Nostrand , 1949
4	Microwave electronics / by John C. Slater New York ; Princeton : D. Van Nostrand , 1950
5	The design of switching circuits / by William Keister, Alistair E. Ritchie, Seth H. Washburn New York ; Princeton, N.J. : Van Nostrand , 1951
6	Electromagnetic waves / S. A. Schelkunoff Princeton, N.J. : Van Nostrand , c1943