McGuinness, C. L.    1914- <br/><br/>
Ground-water research of the U.S. geological survey /  
C. L. McGui nness. 
 - Washington :    [s.n] ,    [1964] 
 - 7 p.  ;    27 cm. 
 - Geological Survey circular ;    492 .
 - United States.    Geological Survey.    Circular ;    492 .
<br/><br/><label>Subjects--Topical Terms: </label><br/> Groundwater -- United States.<br/> Water-supply -- United States.
<br/><br/><label>Dewey Class. No.: </label>551.49 
<br/><br/><label>Gov. Doc. Class. No.: </label>G.US I53 (08) 1/492