1. Geologic map of the Fallsburg quadrangle, Kentucky-West Virginia, and the Prichard quadrangle in Kentucky [cartographic material] Yale Public content 1967. 2012-01-17T18:58:57Z. 2012-03-05T17:34:00Z. Sharps, Joseph A. The Survey. English. Public. Kentucky, Lawrence County, Boyd County, West Virginia, and Wayne County.