James, Duvall Henery <br/><br/>
Controllers for electric motors   
by Henery Duvall James and Lewis Edwin Markle 
 - 1st ed. 
 - New York  McGraw-Hill Book Company  1945 
 - xi, 324p. 
<br/><br/><label>Dewey Class. No.: </label>621.313  / N45