The Bell System Technical Journal volume 53 no.8, October 1974.
AT&T BSTJ, pp. 1431 - 1680 inclusive, diagrams, references.
AT&T BSTJ, pp. 1431 - 1680 inclusive, diagrams, references.
AT&T BSTJ 3 individual issues 1957, diagrams, references.
AT&T 1978, pp 1231-1715 inclusive, diagrams, photographs, references.
IEEE Communications Society, June 1987; pp. 761-932, double-column text, diagrams, photographs.
Institute of Radio Engineers December 1962, 130 pages, Illustrations, References.
IRE 1949, pp 1362 -1496 inclusive, plus sep. numbered adverts. at front and rear, and cumulative 1949 Index at rear.
IRE 1949, pp 226 - 336 inclusive, plus sep. numbered adverts. at front and rear. Whole issue in original wraps as issued.
The Institute of Radio Engineers, September 1958,pp 1571-1682 inclusive; Illustrations, Refrences.
IEEE Press, NY, Center for the History of Electrical Engineering; 1994, first edition; 268 pages, photographs, References.
Bell Telephone System Technical Publications, monographs, 8.5x11 blue-gray covers, stapled bindings, var. pagination, 5-hole punched at margins.