1. Geologic cross section I-I' through the Appalachian Basin from the eastern margin of the Illinois Basin, Jefferson County, Kentucky, to the Valley and Ridge Province, Scott County, Virginia Author/Creator: Geological Survey (U.S.), issuing body Publication/Creation: Reston, Va. : U.S. Geological Survey, 2015 Resource Type: Map Access & Availability: Loading
2. Geologic cross section I-I' through the Appalachian basin from the eastern margin of the Illinois Basin, Jefferson County, Kentucky, to the Valley and Ridge Province, Scott County, Virginia Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: [Reston, Va.] : U.S. Department of the Interior, U.S. Geological Survey, 2015 Resource Type: Map Access & Availability: Loading