Showing 1 - 4 results of 4 for search '"Geology"', query time: 0.24s Refine Results
  1. 1
    The geology of central Perkins County, South Dakota /
    by Searight, Walter Vernon, 1896-
    Published 1934
    Subjects: “...Geology South Dakota Perkins County....”
    Book
  2. 2
    Lithologic stratigraphy of the Pierre formation of the Missouri Valley in South Dakota /
    by Searight, Walter Vernon, 1896-
    Published 1952
    Subjects: “...Geology, Stratigraphic....”
    Book
  3. 3
    The Isabel-Firesteel coal area /
    by Searight, Walter Vernon, 1896-
    Published 1931
    Subjects: “...Geology South Dakota....”
    Book
  4. 4
    The Stoneville coal area /
    by Searight, Walter Vernon, 1896-
    Published 1950
    Subjects: “...Geology South Dakota Meade County....”
    Book
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