Conceptualization & Analysis of Ground-Water Flow System in the Coastal Plain of Virginia & Adjacent Parts - Maryland & N.Carolina 

 - US Geological Survey  1990 
 - p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Water Resources<br/>Groundwater<br/>WATER.
<br/><br/><label>Subjects--Geographic Terms: </label><br/>U.S.A., Washington, D.C.