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Date: 2013-06-01 23:32:36Geography of the United States Pittsburgh University of Pittsburgh Consol Consol Energy Mine Map Preservation Project Pennsylvania Allegany County Maryland Consol Energy | 1924, 1924 Folder 8 CONSOL Energy Inc. Mine Maps and Records Collection, [removed], AIS[removed], Archives Service Center, University of Pittsburgh 1924, 1924 Folder 8Add to Reading ListSource URL: digital.library.pitt.eduDownload Document from Source WebsiteFile Size: 2,92 MBShare Document on Facebook |