Westcott, Charles G. <br/><br/>
Tape recorders :  how they work / 
by Charles G. Westcott and Richard F. Dubbe. 
 - New enl. ed. rev. / by Howard W. Sams editorical staff.  New enl. ed. rev. / by Howard W. Sams editorical staff. 
 - Slough :  Bucks, Foulsham,  [1964] 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Magnetic recorders and recording.