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1
Geologic cross section C-C' through the Appalachian basin from Erie County, north-central Ohio, to the Valley and Ridge Province, Bedford County, south-central Pennsylvania /
[Reston, Va.] : Denver, Colo. : U.S. Geological Survey ; For sale by U.S. Geological Survey, Information Services, 2012

Government Document Map
2
Stratigraphic framework of Cambrian and Ordovician rocks in the central Appalachian Basin from Fayette County, Ohio to Botetourt County, Virginia
Reston, VA : Denver, CO : The Survey ; For sale by Information Services, 1996

Government Document Map
3
The lower Pennsylvanian unconformity in the central Appalachian basin /
Reston, VA : Denver, CO : The Survey ; Information Services [distributor], 1999

This item is not available through EZBorrow. Please contact your institution’s interlibrary loan office for further assistance.
Government Document Map
4
Stratigraphic framework of Cambrian and Ordovician rocks in the central Appalachian Basin from Campbell County Kentucky, to Tazwell County, Virginia
by Ryder, Robert T.
Reston, VA : Denver, CO : The Survey ; For sale by Information Services, 1997

Map
5
Stratigraphic framework of Cambrian and Ordovician rocks in the central Appalachian Basin from Fayette County, Ohio to Botetourt County, Virginia /
Reston, VA : Denver, CO : The Survey ; For sale by Information Services, 1996

This item is not available through EZBorrow. Please contact your institution’s interlibrary loan office for further assistance.
Government Document Map
7
Geologic cross section C-C' through the Appalachian basin from Erie County, north-central Ohio, to the Valley and Ridge Province, Bedford County, south-central Pennsylvania
by Ryder, Robert T.
[Reston, Va.] : U.S. Dept. of the Interior, U.S. Geological Survey, 2012

This item is not available through EZBorrow. Please contact your institution’s interlibrary loan office for further assistance.
Government Document Electronic Map
9
Geologic cross section C-C' through the Appalachian basin from Erie County, north-central Ohio, to the Valley and Ridge Province, Bedford County, south-central Pennsylvania /
[Reston, Va.] : U.S. Dept. of the Interior, U.S. Geological Survey, 2012

This item is not available through EZBorrow. Please contact your institution’s interlibrary loan office for further assistance.
Government Document Map
10
Geologic cross section D-D' through the Appalachian Basin from the Findlay Arch, Sandusky County, Ohio, to the Valley and Ridge Province, Hardy County, West Virginia /
by Ryder, Robert T.
[Reston, Va.?] : U.S. Dept. of the Interior, U.S. Geological Survey, 2008

This item is not available through EZBorrow. Please contact your institution’s interlibrary loan office for further assistance.
Government Document Map
11
Stratigraphic framework of Cambrian and Ordovician rocks in the Appalachian Basin from Sequatchie County, Tennessee, through eastern Kentucky, to Mingo County, West Virginia /
by Ryder, Robert T.
[Reston, Va.] : Denver, Colo. : U.S. Dept. of the Interior, U.S. Geological Survey ; For sale by U.S. Geological Survey, Information Services, 2008

Government Document Map
12
Geologic cross section E-E' through the Appalachian Basin from the Findlay Arch, Wood County, Ohio, to the Valley and Ridge Province, Pendleton County, West Virginia /
[Reston, Va.?] : U.S. Dept. of the interior, U.S. Geological Survey, 2008

This item is not available through EZBorrow. Please contact your institution’s interlibrary loan office for further assistance.
Government Document Map
13
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 /
Reston, Va. : U.S. Geological Survey, 2015

This item is not available through EZBorrow. Please contact your institution’s interlibrary loan office for further assistance.
Government Document Map
14
Stratigraphic framework of Cambrian and Ordovician rocks in the Appalachian Basin from Sequatchie County, Tennessee, through eastern Kentucky, to Mingo County, West Virginia
by Ryder, Robert T.
[Reston, Va.] : Denver, Colo. : U.S. Dept. of the Interior, U.S. Geological Survey ; For sale by U.S. Geological Survey, Information Services, 2008

This item is not available through EZBorrow. Please contact your institution’s interlibrary loan office for further assistance.
Government Document Electronic Map
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