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Geospatial Transportation Information Section (n.d.). Geometry & Measures Web Application (Map). Charleston, WV: West Virginia Department of Transportation. Longitude: -77.820440; Latitude: 39.423275. Retrieved August 12, 2018.
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Staff (1922). Map of West Virginia Showing State Routes (Map). Charleston, WV: West Virginia State Road Commission. Retrieved August 14, 2018 – via West Virginia State Archives.