Hayes, M. E. <br/><br/>
Current-collecting brushes in electrical machines 

 - London  Sir Isaac Pitman & Sons  1957 
 - xiv,191p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Electrical Engineering
<br/><br/><label>Dewey Class. No.: </label>621.316  / H4171