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    Potentiometric surface of the Aquia Aquifer in southern Maryland, September - October 1996 / by Curtin, Stephen E.

    Published 1997
    “…U.S. Geological Survey ; Copies can be purchased …”
    Government Document Microfilm Map

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  2. 2
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    Potentiometric surface of the Magothy Aquifer in southern Maryland, September - October 1996 / by Curtin, Stephen E.

    Published 1997
    “…U.S. Geological Survey ; Copies can be purchased …”
    Government Document Microfilm Map

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  3. 3
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    Potentiometric surface of the upper Floridan aquifer in the St. Johns River Water Management District and vicinity, Florida, May 1997 / by Sepúlveda, Nicasio

    Published 1997
    “…U.S. Geological Survey ; Copies can be purchased …”
    Government Document Microfilm Map

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