Author: Geological Survey (U.S.) / Spatial Coverage: Washington (D.C.) Region - Yale University Library GeoBlacklight Search Results

Start Over Author Geological Survey (U.S.) Spatial Coverage Washington (D.C.) Region

1. Geologic map database of the Washington DC area, featuring data from three 30 x 60 minute quadrangles, Frederick, Washington West, and Fredericksburg [electronic resource]

2002. 2002-09-20T15:50:12Z. 2005-05-18T17:47:38Z. Geological Survey (U.S.). U.S. Dept. of the Interior, U.S. Geological Survey. English. Public. Washington (D.C.) Region and Middle Atlantic States.

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1. Geologic map database of the Washington DC area, featuring data from three 30 x 60 minute quadrangles, Frederick, Washington West, and Fredericksburg [electronic resource]

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