1. 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 Yale Public content 2008. 2008-12-02T16:43:26Z. 2012-05-03T16:06:35Z. U.S. Geological Survey ; Information Services [distributor]. English. Public. Appalachian Basin.