Harwood, Paisely Beach, 1894- <br/><br/>
Harwood's control of electric motors 
edited by Ralph A. Millermaster 
 - 4th ed. 
 - New York  Wiley Interscience  1970 
 - xi, 498p. : ill. 
<br/><br/><label>LC Class. No.: </label>TK 2851 Har