Photoelectric cells in industry.

Bibliographic Details
Main Author:	Walker, R. C. (Ronald Claude), 1896-
Format:	Book
Language:	English
Published:	London : Pitman, 1948.
Subjects:	Photoelectric cells. Electronic apparatus and appliances.

Description
Physical Description:	x, 517 pages : illustrations ; 23 cm.
Bibliography:	Includes bibliographies.