Englund, Kenneth J. 1925-2003 Geology and coal resources of the Elk Valley area Tennessee and Kentucky / by Kenneth J. Englund. -- Washington : United States Government Printing Office, 1968 - 59 p. + map. -- (Geological Survey Professional Paper ; 572). Subjects--Topical Terms: GeologíaKentuckyTennessee Universal Decimal Class. No.: 55(768/769)