1884. 2012-03-14T13:31:17Z. 2012-07-11T15:16:56Z. Geological Survey of Pennsylvania. Second Geological Survey of Pennsylvania. English. Public. Pennsylvania, Carbon County, Columbia County, Northumberland County, and Schuylkill County.
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1884. 2008-07-31T14:35:20Z. 2018-10-03T21:33:15Z. Lee, Alex. Y., cartographer. Published by Otto Krebs, No. 6 Sixth Ave. English. cartographic image. Public. Allegheny County (Pa.), Pennsylvania, and Allegheny County.
1884. 2023-08-29T20:39:18Z. 2023-08-30T03:02:19Z. Smith, John L., 1846-1921, cartographer, publisher. J.L. Smith, map publisher, 27 S. 6th St. English. cartographic image. Public. Philadelphia (Pa.), Pennsylvania, and Philadelphia.