1. Geology of the Cub Run quadrangle, Kentucky [cartographic material] Yale Public content 1965. 2011-12-13T20:24:44Z. 2012-03-05T17:24:32Z. Sandberg, Charles A. (Charles Albert), 1929-. U.S. Geological Survey. English. Public. Kentucky, Hart County, Grayson County, Edmonson County, and U.S.