Black Maggie <br/><br/>
From handpumps to health    The evolution of water    
Black Maggie 
 - New York  United Nations Children's Fund U S A     1990 
 - 133p.  cm. 
<br/><br/><label>Source: </label> General Book 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Engneering
<br/><br/><label>Dewey Class. No.: </label>X9(D24).44Q71.N8, N0