Clayton, Albert E. <br/><br/>
Performance and design of direct current machines / 

 - 2nd ed. 
 - London :  Sir Isaac Pitman and Sons,  1947. 
 - xiv, 442 p. :  ill. ;  20 cm. 
 - Engineering degree series .
<br/><br/> Includes index. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Direct current machines<br/>DC motors and generators<br/>Electromechanical systems
<br/><br/><label>Dewey Class. No.: </label>621.3132 CLA