• publisher: Urbana : Illinois State Geological Survey
  • creator: Illinois State Geological Survey Illinois. Dept. of Registration and Education Illinois Institute of Natural Resources
  • contributor: Illinois. Dept. of Registration and Education. Illinois Institute of Natural Resources.
  • Keyword: Oil wells Illinois Periodicals. Gas wells Illinois Periodicals. Oil wells Illinois. Gas wells Illinois.
  • pages: no.
  • class: TN872.I3
  • isbn: 0193-3531
  • notes: At head of title, -Dec. 1978: State of Illinois, Dept. of Registration and Education; Jan. 1979-: State of Illinois, Illinois Institute of Natural Resources.
  • download: pdf file