The Bell System Technical Journal vol. 57 no. 2, February 1978, Common Channel Interoffice Signaling.
AT&T 1978, pp 221-477 inclusive, references, diagrams, photographs.
AT&T 1978, pp 221-477 inclusive, references, diagrams, photographs.
AT&T 1970, pp 159-320, references, diagrams, photographs.
Bell Telephone System Technical Publications, BT Labs NY, n.d. [1936?); Monograph B-868; 64 pages.
AT&T, BSTJ, pp 1319-1513 inclusive, photographs, diagrams, references.
AT&T 1952 var. pagination, diagrams, references, photographs.
AT& 1959, pp. 1 - 304 inclusive, references, diagrams, photographs.
AT&T 1956; pp 1 - 245 inclusive; photographs, diagrams; references.
American Telephone & Telegraph Co, Jan. 1957; pp 1-348; illus, photos, references.
American Telephone & Telegraph Co, 1958; i-vi, pp 1091-1326, illus, photos, references.
American Telephone & Telegraph Co, NY, n.d., ca. 1941 and 1952; 48 pages and 32 pages.
American Telephone & Telegraph, April 1978; pp 797-1230 inclusive.
American Telephone & Telegraph, June 1942; pp 1-79 inclusive.
American Telephone & Telegraph Co, november 1958, pp 1327-1672; illus, photographs, references.
American Telephone & Telegraph Co, march 1956; pp 249-534; illus, photographs, refs; charts foldouts.
BSTJ vol XXXVII numbers 1 & 2, January and March 1958; Blackman & Tukey's article in 2 parts.
Bell Tel. Labs, NY issued June 1956 printed inside rear cover, published in Bell Sys. Technical Journal March 1956; 38 pages, diagrams, references.
American Telephone & Telegraph, Jan 1953; pp 1-263; illus, photos, refs; light blue paper wraps.
American Telephone & Telegraph Co, NY, n.d., ca. 1952; 32 pages.
American Telephone & Telegraph Co, 1951; pp. 1041-1255 inclusive, diagrams, photographs, references.
American Telephone and Telegraph 1927, reprint of paper published in Bell System Technical Journal, January 1927; 17 pages, diagrams, references.
Bell Telephone Laboratories, September 1927, Reprint B-262; 51 pages, reprint of paper published in The Bell System Technical Journal, vol VI July 1927.
Bell Telephone System technical publications, Monograph B-1032, orig. published in Bell System Technical Journal, vol XVI October 1937; separately paginated Monograph, 28 pages.
Bell Telephone System Monograph reprint B-118-1, offprint from Bell System Technical Journal.
Bell Telephone Laboratories, states Reprint B-435 November 1929; 77 pages, Bibliography.