TY - RPRT TI - Water Resources Data, Illinois, Water Year 1997, Vol. 1 AU - J.K. LaTour AU - J.C. Maurer AU - T.L. Wicker PY - 1998 DO - 10.3133/wdril971 UR - https://pubs.usgs.gov/publication/wdrIL971 ID - wdrIL971 ER -