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  1. 1
    Map showing bedrock topography and subcrop of selected beds beneath alluvial deposits of the Grove Center quadrangle and part of the Shawneetown quadrangle, Kentucky-Illinois /

    Map showing bedrock topography and subcrop of selected beds beneath alluvial deposits of the Grove Center quadrangle and part of the Shawneetown quadrangle, Kentucky-Illinois / by Smith, Avery E.

    Published 1976
    Subjects:
    Government Document Map
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  2. 2
    Bedrock geologic map of the St. Louis 30ʹ x 60ʹ quadrangle, Missouri and Illinois /

    Bedrock geologic map of the St. Louis 30ʹ x 60ʹ quadrangle, Missouri and Illinois /

    Published 1997
    Subjects:
    Government Document Map
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  3. 3
    Quaternary geologic map of the Chicago 4⁰ x 6⁰ quadrangle, United States /

    Quaternary geologic map of the Chicago 4⁰ x 6⁰ quadrangle, United States /

    Published 1983
    Subjects:
    Government Document Map
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