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    Carboniferous - Pocono sandstone (1)
    Devonian - Hampshire formation; Jennings formation; Romney shale; Monterey sandstone (1)
    Geology -- United States --Maps (1)
    Geology--Virginia--Maps (1)
    Geology--West Virginia--Pendleton County--Maps (1)
    Silurian - Monterey sandstone; Lewistown limestone; Rockwood formation; Massanuuon sandstone; Martinsburg shale; Shenandoa limestone (1)