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Showing 1 - 4 results of 4 for search 'Bureau of Topographic and Geologic Survey,', query time: 0.18s Refine Results
  1. 1
    Geology and mineral resources of the Sabula and Penfield quadrangles, Clearfield, Elk, and Jefferson Counties, Pennsylvania /
    by Berg, Thomas M.
    Published 1976
    “...Commonwealth of Pennsylvania, Dept. of Environmental Resources, Bureau of Topographic and Geologic...”
    Book
  2. 2
    Geologic map of Pennsylvania : 1980 /
    Published 1980
    “...Commonwealth of Pennsylvania, Dept. of Environmental Resources, Bureau of Topographic and Geologic...”
    Map
  3. 3
    Stratigraphic correlation chart of Pennsylvania /
    Published 1993
    “...Commonwealth of Pennsylvania, Dept. of Environmental Resources, Bureau of Topographic and Geologic...”
    Map
  4. 4
    Geology and mineral resources of the Pocono Pines and Mount Pocono quadrangles, Monroe County, Pennsylvania /
    by Berg, Thomas M.
    Published 1977
    “...Commonwealth of Pennsylvania, Dept. of Environmental Resources, Bureau of Topographic and Geologic...”
    Book
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