GREB, Stephen F.1, SLUCHER, Ernie R.
2, VENTERIS, Erik R.
2, BREZINSKI, David K.
3, MARKOWSKI, Toni
4, BLAKE Jr, Bascombe M.
5 and FEDORKO III, Nick
6, (1)Kentucky Geological Survey, Univ of Kentucky, 228 Mining and Mineral Resources Building, Lexington, KY 40506-0107, (2)Ohio Division of Geological Survey, 2045 Morse Rd, Bldg. C-1, Columbus, OH 43229-6693, (3)Maryland Geol Survey, 2300 St. Paul Street, Baltimore, MD 21218, (4)Pennsylvania Geological Survey, 3240 Schoolhouse Road, Middletown, PA 17057–3534, (5)West Virginia Geological and Economic Survey, 1 Mont Chateau Road, Morgantown, WV 26507-0879, (6)Coal Program, West Virginia Geol and Economic Survey, Mont Chateau Research Center, P.O. Box 879, Morgantown, WV 26507-0879, greb@uky.edu, greb@uky.edu