TY - BOOK AU - Jacobson, R. J. CN - TN24.I3 CN - TN24.I3 CY - Champaign, Ill. : DA - 1983. ID - 68108 KW - Coal KW - Coal KW - Coal PB - Illinois State Geological Survey, PP - Champaign, Ill. : PY - 1983. T1 - Murphysboro coal, Jackson and Perry Counties :resources with low to medium sulfur potential / TI - Murphysboro coal, Jackson and Perry Counties :resources with low to medium sulfur potential / VL - 85 ER -