Hughes, Edward,  1888- <br/><br/>
Electrical technology / 
by Edward Hughes. 
 - 4rth. ed. (revised) 
 - London :  Longmans,  1972 
 - 710 pages :  ill. ;  22 cm. 
<br/><br/> Includes index. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Electrical engineering.<br/>Electronics.
<br/><br/><label>Dewey Class. No.: </label>621.3  / HUE 1972