Salm, Walter G. <br/><br/>
ABC's of modern radio. 

 - [1st ed.] 
 - Indianapolis,  H. W. Sams  [1963] 
 - 128 p.  illus., diagrs.  22 cm. 
 - A Howard W. Sams photofact publication .
<br/><br/> "Cat. no. ARS-1." 
<br/><br/><label>LCCN: </label>63020749 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Radio.
<br/><br/><label>LC Class. No.: </label>TK6550  / .S14