1979. 2018-05-15T17:40:01Z. 2018-09-05T19:38:09Z. Potts, Roger B. Kentucky Geological Survey. English. cartographic image. Public. Kentucky and Kentucky.
Search Results
1952. 2018-07-30T18:09:52Z. 2018-07-30T18:09:52Z. Geological Survey (U.S.). The Survey. English. cartographic image. Public. Kentucky and Kentucky.
1929. 2018-05-15T17:46:13Z. 2018-09-05T19:42:49Z. Kentucky Geological Survey. Kentucky Geological Survey. English. cartographic image. Public. Kentucky and Kentucky.
1981. 2018-05-15T17:31:22Z. 2018-09-05T19:36:42Z. McDowell, Robert C., 1935-. United States Geological Survey. English. cartographic image. Public. Kentucky and Kentucky.
1985. 2018-05-15T17:38:31Z. 2018-09-05T19:38:43Z. Kentucky Geological Survey. The Survey. English. cartographic image. Public. Kentucky and Kentucky.
1979. 2014-09-10T17:26:37Z. 2021-06-01T21:36:14Z. Weir, Gordon W. (Gordon Whitney), 1922-2011. U.S. Geological Survey. English. Public. Kentucky and Kentucky. Ordovician and From 425 to 500 million years ago.
1917. 2018-04-17T19:57:10Z. 2018-09-05T19:39:09Z. Sellier, L. M., author. Kentucky Geological Survey,A. Hoen & Company. English. cartographic image. Public. Kentucky and Kentucky.
1958. 2018-03-27T19:50:05Z. 2018-09-13T21:35:40Z. Hendrickson, G. E. (Gerth Edison), 1916-. U.S. Geological Survey. English. cartographic image. Public. Kentucky and Kentucky.
