Radio Facsimile, Vol. I.
New York: RCA Institutes Tech. Press October 1938. First edition 353 pp. Spine sunned. Slight wear to covers. An Assemblage of Papers from Engineers of the RCA Laboratories Relating to the Radio Transmission and Recorded Reception of Permanent Images. Interior tight, clean. Pioneering technology. B/w plates, diagrams. Very Good Stiff Wraps (Item ID: 431)