McIlwain, Knox,  1897- <br/><br/>
High-frequency alternating currents /  
by Knox McIlwain and J. G. Brainerd ... 
 - 2d ed. 
 - New York,  London,  J. Wiley & Sons, inc.;  Chapman & Hall, limited,  1939. 
 - xv, 530 p.  illus., diagrs.  24 cm. 
<br/><br/> "Notation" on lining-paper. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>ENERGIA ELECTRICA<br/>CORRIENTE ALTERNA
<br/><br/><label>Universal Decimal Class. No.: </label>621.313.2