1905. 2012-07-13T15:28:14Z. 2017-05-09T13:26:22Z. U.S. Geological Survey. English. cartographic image. Public. Maryland.
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1939. 2012-07-09T18:31:53Z. 2012-07-09T18:31:53Z. U.S. Geological Survey. English. Public.
1901. 2012-06-28T15:01:41Z. 2012-07-05T13:04:30Z. U.S. Geological Survey. English. Public. Piney Point (Md.).
1908. 2012-08-08T18:01:28Z. 2022-03-04T22:33:42Z. U.S. Geological Survey. English. Public. Seneca (Md.).
1948. 2012-07-03T19:57:24Z. 2021-09-24T21:33:29Z. United States. Army Map Service. U.S. Geological Survey. English. Public. Virginia. and Maryland.
1901. 2018-05-17T17:37:44Z. 2020-08-14T18:08:19Z. U.S. Geological Survey. English. cartographic image. Public. California, Southern and California, Southern.