Geologic map of Kentucky [map] : Adapted with minor revisions from geologic maps of Kentucky dated 1927 and 1929 / by W. R. Jillson. Drafted by Robert Potts
Includes 3 cross sections. At head of title: University of Kentucky, Kentucky Geological Survey. Series IX, 1954, in cooperation with Agricultural and Industrial Development Board of Kentucky, Frankfort, Ky.