The West Virginia. Cyclopedia
East River Mountain
East River Mountain forms the southern border of Virginia and Mercer County, south of Bluefield, WV and Princeton, WV, west of the New River. Geologically, the mountain is the western extension of Peters Mountain, from which it is sundered at The Narrows of the New River. Peters and East River are part of the Appalachian Ridge and Valley Province.
Topo Map showing summit on East River Mountain