Hubert, Charles I. <br/><br/>
Preventive maintenance of electrical equipment/ 
Charles I. Hubert 
 - 2nd ed. 
 - New York:  McGraw-Hill,  c1969 
 - xiii, 458 p.:  ill.;  23 cm. 
<br/><br/> Includes index 
<br/><br/><label>ISBN: </label> $ 26.95 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Electric machines<br/>Electric generators--Direct current<br/>Electric motors, direct current
<br/><br/><label>Dewey Class. No.: </label>621.313