An hour a day with Rider on resonance and alignment.

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

Description
Physical Description:	iii, 1 unnumbered page, 91 pages : diagrams ; 21 cm.