London, Iliffe; New York, Philosophical Library, 1957. 6th ed. 349 pages illustrations 23 cm. The 1st-2d ed., by A.L.M. Sowerby, have title: Foundations of wireless. Near fine ; jacket housed in archival mylar. Hardcover.
Radio broadcasting. Radio. Radio broadcasting. Radio. Scroggie, M. G. 1901- (Marcus Graham).; Sowerby, Arthur Lindsay McRae; Foundations of wireless.
