A Fagen, M. D. Schindler, G. E. Joel, Amos E. Bell Telephone Laboratories, inc text bibliography nyu New York] The Laboratories 1975-<c1985 > 1975 9999 monographic eng

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v. <1-7 > ill. 25 cm. [1] The early years (1875-1925) -- [2] National service in war and peace (1925-1975) -- v. 3. Switching technology (1925-1975) -- [4] Physical sciences (1925-1980) -- [5] Communications sciences (1925-1980) -- [6] Electronics technology (1925-1975) -- [7] Transmission technology (1925-1975) prepared by members of the technical staff, Bell Telephone Laboratories ; M.D. Fagen, editor. Vol. 3 prepared by A.E. Joel, Jr. and other members of the technical staff, Bell Telephone Laboratories; G.E. Schindler, Jr., editor. Includes bibliographies and indexes. n-us--- American Telephone and Telegraph Company. History Telephone United States History Electronics United States History Telecommunication United States History TK6023 .H57 1975 621.385/0973 0932764002 (v. 2) 75031499 //r854 760223 20160527190721.0 58968