An hour a day with Rider on automatic volume control.

Bibliographic Details
Main Author:	Rider, John F. (John Francis), 1900-
Format:	Book
Language:	English
Published:	New York city : J.F. Rider, [1936]
Subjects:	Radio > Equipment and supplies. Radio > Receivers and reception. Electric circuits.

Description
Item Description:	Advertising matter: p. [ii]
Physical Description:	iii, 1 unnumbered page, 94 pages : illustrations, diagrams ; 21 cm.