Understanding radio
Subtitle: a quide to practical operation and theory
By: by Herbert M. Watson ... Herbert E. Welch ... and George S. Eby ...
Contributors: Welch, Herbert E. joint author.; Eby, George S. joint author.
Publisher: McGraw-Hill book company, inc.
Published: 1940
Place of publication: New York and London
Language: eng
Number of pages: 603
Subjects: Radio