TY - RPRT TI - Water Resources Data, Illinois, Water Year 1997, Vol. 2 AU - J.K. LaTour AU - J.C. Maurer AU - T.L. Wicker PY - 1998 DO - 10.3133/wdril972 UR - https://pubs.usgs.gov/publication/wdrIL972 ID - wdrIL972 ER -