Say, MG <br/><br/>
Direct current machine 

 - 2nd ed. 
 - London  Pitman  1985 
 - x,396 p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Electrical<br/>Electrical Engineering<br/>Prototype Machines
<br/><br/><label>Dewey Class. No.: </label>621.3132  / S19