Very high-frequency techniques; 
comp. by the staff, under the editorial direction of Herbert J. Reich, editor [and others] 
 - 1st ed. 
 - New York,  McGraw-Hill Book Co.,  1947. 
 - 2 v. :   illus., diagrs.  24 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>RADIO DE ONDA CORTA
<br/><br/><label>Universal Decimal Class. No.: </label>621.39