McJunkin, F. Eugene,  <br/><br/>
Hand pumps :   for use in drinking water supplies in development countries 

 - 230 pages :   illustrations ;   24 cm 
<br/><br/> Technical Paper no. 10 - July 1977 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Water-supply. ; Sewerage.
<br/><br/><label>Dewey Class. No.: </label>363.61