[VARIOUS AUTHORS].

Bell Laboratories Record. [September 1938, Vol. XVII, No 1 till August 1939, Vol. XVII, No. 12].

[New York], Bell Laboraties, 1938-1939. Royal8vo. Bound with the all original printed wrappers in a nice half cloth with blue marbled boards. 12 issues offered. Small library stamp (Pasadena Public Library) to all title pages. Richly illustrated. A very fine and fresh copy. 399, (1) pp.

First printing of 12 issues of Bell Laboratories Record in which many new technological advances was presented for the first time.

Order-nr.: 45427