Henney, Keith. <br/><br/>
Radio engineering handbook /  
Keith Henney, ed.in chief 
 - 2nd ed 
 - New York :   McGraw-Hill,   1935. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>EQUIPOS DE COMUNICACION<br/>TELECOMUNICACIONES<br/>ANTENAS<br/>TRANSMISION
<br/><br/><label>Universal Decimal Class. No.: </label>621.396