The Bell System Technical Journal, volume 38, 1959, whole volume, January March May July September November.
AT&T, NY 1959, 1,603 pages plus index at rear; also bound-in are contents of monographs; diagrams, photographs, references.
AT&T, NY 1959, 1,603 pages plus index at rear; also bound-in are contents of monographs; diagrams, photographs, references.
AT&T, October 1971, pp 2495 - 2856 inclusive, references, diagrams.
AT&T 1965, pp 207-372 inclusive, diagrams and photographs, references.