Wilson, Ernest. <br/><br/>
Electrical traction / 

 - London :  Edward Arnold,  1907. 
 - 475 p. :  ill. ;  22 cm. 
<br/><br/> vol.1 : Direct current  Includes index. 
<br/><br/><label>ISBN: </label>9781019115220 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Direct current (DC) traction<br/>Traction motors<br/>Railway systems
<br/><br/><label>Dewey Class. No.: </label>621.33  / WIL