Ray, Cathode <br/><br/>
Second thoughts on radio theory 
Cathode Ray 
 - London  Wireless World Iliffe & Sons Ltd  1956 
 - 410p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Radio<br/>Electronics
<br/><br/><label>Dewey Class. No.: </label>621.384 R211s