Thomas, H. A.  1901- <br/><br/>
Theory and design of valve oscillators for radio and other frequencies / 
With a foreword by Sir E. V. Appleton. 
 - 2d ed., rev. and enl. 
 - London :  Chapman & Hall,  c1951. 
 - xv, 317 p. :  ill. ;  23 cm. 
 - A series of monographs on electrical engineering,  v. 7 .
<br/><br/>Bibliography: p. 304-310. 
<br/><br/>Vol.7------ 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Oscillators, Crystal.<br/>Vacuum-tubes.
<br/><br/><label>Dewey Class. No.: </label>621.3841326  / THT 1951