1908. 2013-03-14T16:44:03Z. 2013-03-14T16:44:03Z. Martin, G. C. (George Curtis), 1875-1943. The Survey. English. Public. Maryland, Allegany County, Garrett County, Pennsylvania, Fayette County, Somerset County, West Virginia, Preston County, États-Unis, Pennsylvanie, and Virginie-occidentale.
Search Results
1990. 2002-06-01T04:00:00Z. 2002-06-01T04:00:00Z. Geological Survey (U.S.). The Survey. English. Public. New York (State), Steuben County, and Allegany County.