Safford, E. L. <br/><br/>
A guide to radio & TV broadcast engineering practice / 
by E.L. Safford 
 - Blue Ridge Summit, Pa. :  TAB Books,  1971 
 - 282 p. :  ill. ;  22 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Radio--Transmitters and transmission<br/>Television--Transmitters and transmission