Weller, B. F. <br/><br/>
Radio-technology, 
by B. F. Weller, with a foreword by Philip Kemp. 
 - 2d ed. rev. 
 - London,  Chapman & Hall ltd.,  1946. 
 - viii, 358 p.  diagrs.  22 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>RADIO
<br/><br/><label>Universal Decimal Class. No.: </label>621.396