Spies, W.H. <br/><br/>
Power machines N5/ 
W H Spies. 
 - Bergvlei [South Africa]:  Southern Book;  1987. 
 - 157 pages.:  illustrations;  25 cm. 
 - Mactech Books. .
<br/><br/><label>ISBN: </label>9781868120468  Paperback (pbk) 
<br/><br/><label>Subjects--Topical Terms: </label>--Power (Mechanics)--Power machines--Steam engineering
<br/><br/><label>Dewey Class. No.: </label>ST 621.4 SPIE