1911. 2013-03-14T18:13:26Z. 2021-09-22T17:59:06Z. Shaw, E. W. (Eugene Wesley), 1881-1935. The Survey. English. Public. Pennsylvania, Allegheny County, Beaver County, and Washington County.
Search Results
1912. 2013-03-14T18:31:42Z. 2013-03-14T18:31:42Z. Munn, M. J. (Malcolm John), 1874-1949. The Survey. English. Public. Pennsylvania, Greene County, and Washington County.
1914. 2013-03-14T18:36:59Z. 2013-03-14T18:36:59Z. Bastin, Edson S. (Edson Sunderland), 1878-1953. The Survey. English. Public. Maine, Washington County, and États-Unis.
1905. 2013-03-14T14:27:04Z. 2013-03-14T14:27:04Z. Adams, George I. (George Irving), 1870-1932. The Survey. English. Public. Arkansas, Benton County, Washington County, Missouri, Barry County, McDonald County, and États-Unis.
1975. 2016-06-07T13:49:39Z. 2016-08-20T21:14:14Z. Gates, Olcott, 1919-. Maine Geological Survey. English. cartographic image. Public. Maine, Washington County, and Washington County.
1938. 2018-04-16T17:53:08Z. 2020-10-13T22:38:22Z. Jonas, Anna I. (Anna Isabel), 1881-1974, author, cartographer. Maryland Geological Survey. English. cartographic image. Public. Maryland, Frederick County, Washington County, Carroll County, Carroll County., Frederick County., and Washington County.
1969. 2012-10-15T15:18:29Z. 2013-03-18T22:23:21Z. Kent, Bion H. (Bion Huntley), 1925-. The Survey. English. Public. Pennsylvania, Greene County, and Washington County.
1976. 2013-08-26T20:16:30Z. 2013-09-04T19:51:57Z. Schweinfurth, Stanley P. U.S. Geological Survey. English. Public. Pennsylvania and Washington County.
1973. 2012-04-09T13:20:23Z. 2012-04-16T15:47:48Z. Geological Survey (U.S.). The Survey. English. Public. Kentucky, Nelson County, and Washington County.
1967. 2012-01-20T18:53:49Z. 2012-03-05T17:35:01Z. Schweinfurth, Stanley P. U.S. Geological Survey. English. Public. Pennsylvania, Fayette County, and Washington County.
