TY - BOOK AU - McGrain, Preston, CN - QE115 .K421 CN - QE115 CY - [Lexington : DA - 1971] ID - 67196 KW - Geological mapping. KW - Geology KW - Environmental protection KW - Natural resources N1 - Cover title. PB - Kentucky Geological Survey, University of Kentucky, PP - [Lexington : PY - 1971] T1 - Geologic mapping provides key to environmental and natural resource development in Kentucky / TI - Geologic mapping provides key to environmental and natural resource development in Kentucky / ER -