Simb, Thomas Simb <br/><br/>
How to make a hand pump  

 - Douala-Bassa    ISF and CTA  2012 
<br/><br/><label>ISBN: </label>978 92 908151 0 5 
<br/><br/><label>Subjects--Topical Terms: </label><br/>HAND PUMPS
<br/><br/><label>Dewey Class. No.: </label>621 64 SIM