1925. 2011-12-12T21:40:03Z. 2022-03-29T20:40:59Z. Geological Survey (U.S.). U.S. Geological Survey. English. Public. Pennsylvania and West Virginia.
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1925. 2011-12-12T21:40:03Z. 2022-03-29T20:40:59Z. Geological Survey (U.S.). U.S. Geological Survey. English. Public. Virginia and West Virginia.
1925. 2011-12-12T21:40:04Z. 2022-03-29T20:40:59Z. Geological Survey (U.S.). U.S. Geological Survey. English. Public. West Virginia.
1925. 2011-12-12T21:40:05Z. 2022-03-29T20:40:59Z. Geological Survey (U.S.). U.S. Geological Survey. English. Public. West Virginia.
1925. 2011-12-12T21:40:10Z. 2022-03-29T20:41:00Z. Geological Survey (U.S.). U.S. Geological Survey. English. Public. West Virginia.
1925. 2011-12-12T21:40:11Z. 2022-03-29T20:41:00Z. Geological Survey (U.S.). U.S. Geological Survey. English. Public. West Virginia.
1925. 2011-12-12T21:40:12Z. 2022-03-29T20:41:00Z. Geological Survey (U.S.). U.S. Geological Survey. English. Public. West Virginia.
1925. 2011-12-12T21:40:12Z. 2022-03-29T20:41:00Z. Geological Survey (U.S.). U.S. Geological Survey. English. Public. West Virginia.
1925. 2011-12-12T21:40:14Z. 2022-03-29T20:41:00Z. Geological Survey (U.S.). U.S. Geological Survey. English. Public. Virginia and West Virginia.
1925. 2011-05-19T19:56:47Z. 2011-05-19T19:56:47Z. Geological Survey (U.S.). The Survey. English. Public. Virginia, West Virginia, Staunton Region (Va.), Augusta County (Va.), Highland County (Va.), Rockingham County (Va.), and Shenandoah National Park (Va.).