Reference data for radio engineers/ 
International Telephone and Telegraph Corporation 
 - 4th 
 - New York  ITT  1957 
 - 1121p.  .ill.  23cm 
<br/><br/><label>Source: </label> 85-299 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Radio
<br/><br/><label>LC Class. No.: </label>TK6552   / .F4 1957