Subject: Hydrogeology / Year: 1999 - Yale University Library GeoBlacklight Search Results

Start Over Subject Hydrogeology Year 1999

1. Distribution of hydrogeologic units in the Black Hills area, South Dakota

1999. 2002-06-01T04:00:00Z. 2005-02-18T21:45:23Z. Geological Survey (U.S.). The Survey ; Information Services [distributor]. English. Public. Black Hills (S.D. and Wyo.).

2. Hydrogeologic interpretations from available ground-water data, Tutuila, American Samoa

1999. 2002-06-01T04:00:00Z. 2002-06-01T04:00:00Z. Geological Survey (U.S.). The Survey. English. Public. Tutuila Island (American Samoa), American Samoa, and Tutuila Island.

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