Maycock, W. Parren. <br/><br/>
Electric-wiring diagrams. : Illustrating circuit connections for supply mains, distribution boards, transformers, lamps, signs, heaters, motors, bells, fire alarms, private generat 

 - 3rd 
 - London  Pitman  1948 
 - xii,156p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Electrical Engineering
<br/><br/><label>Dewey Class. No.: </label>621.3192  / M4678