Keech, C.F. <br/><br/>
Availability of ground water in York country, Nebraska / 
by C.F.  Keech 
 - Washington, D.C. :  United States Government Printing Office,  1967 
 - Various pagings :  ill. ;  22 cm. 
 - U.S. Geological Survey bulletin ;  1839-F .
<br/><br/>Includes bibliography 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Water supply--Management<br/>Groundwater--Economic geology
<br/><br/><label>Dewey Class. No.: </label>553.7909782