1968. 2012-02-20T19:37:59Z. 2012-03-06T15:52:00Z. Kehn, Thomas M. U.S.Geological Survey. English. Public. Kentucky, Muhlenberg County, Hopkins County, and Christian County.
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1968. 2012-02-22T16:30:43Z. 2012-02-22T16:30:43Z. Gibbons, Anthony B. U.S.Geological Survey. English. Public. Kentucky and Mason County.
1970. 2012-03-02T16:48:14Z. 2012-03-02T16:48:14Z. Lewis, Richard Quintin, 1919-. U.S.Geological Survey. English. Public. Kentucky and Wayne County.