TY - BOOK AU - Jacobson, R. J. CN - QE105 CN - QE105 CY - Champaign, IL : DA - [1992] ID - 155007 KW - Geology KW - Geology PB - Illinois State Geological Survey, PP - Champaign, IL : PY - [1992] T1 - Geology of the Goreville Quadrangle, Johnson and Williamson Counties, Illinois / TI - Geology of the Goreville Quadrangle, Johnson and Williamson Counties, Illinois / VL - no. 97 ER -