Search Results - "Geological surveys"

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  1. 1

    Progress of geologic work in Iron and Dickinson Counties, Michigan by Dutton, Carl E. (Carl Evans), 1904-

    Published: [publisher not identified], 1950
    Description: 1 pages, 7 pages : maps (2 in pocket) ; 27 cm.
    Book
  2. 2

    U.S. Geological Survey programs in Michigan by Geological Survey (U.S.)

    Published: U.S. Dept. of the Interior, U.S. Geological Survey, 1997
    Description: 4 unnumbered pages : illustrations (some color), map ; 28 cm.
    OCLC Digital Archive
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    Government Document Book
  3. 3

    Programs in Michigan by Geological Survey (U.S.)

    Published: U.S. Geological Survey, 1994
    Description: 4 unnumbered pages : illustrations, maps ; 28 cm.
    Government Document Book