The electrical engineers reference book  (Book) 

 - 6th. ed. 
 - London  George Newnes  1952 
 - various pagings   19 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Electric engineering Handbooks,manual,etc.
<br/><br/><label>Universal Decimal Class. No.: </label>621.31(083) ELE  / 12745