Simon Watt  <br/><br/>
Chinese chain and washer pumps  / 
Simon Watt  
 - England  :  Intermediate technology ,  1976. 
 - 78 Pages  :  Illustrations 
<br/><br/><br/>In English 
<br/><br/> Pbk. 
<br/><br/><label>ISBN: </label>0 903030 26 4  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Pump -- washer pump -- water pumping -- pumping rate 
<br/><br/><label>Dewey Class. No.: </label>621.6 CHI 1976