Greenlees, Arthur Edward. <br/><br/>
The amplification and distribution of sound /    
Arthur E. Greenlees 
 - London :   Chapman and Hall ,   1954. 
 - 300 p. :    ill. ;    23 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Sound --Apparatus------<br/>Radio --Equipment and supplies.------
<br/><br/><label>Dewey Class. No.: </label>621.3843