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  • Journals, Magazines, Newspapers

    Report of investigations

    Report of investigations (Illinois State Geological Survey)
  • Journals, Magazines, Newspapers

    Environmental geology notes

  • Journals, Magazines, Newspapers

    Inventory of geological collections

  • Journals, Magazines, Newspapers

    Educational series

    Educational series (Illinois State Geological Survey) GeoScience education series
  • Journals, Magazines, Newspapers

    Environmental geology

    Environmental geology (Champaign, Ill.) Environmental geology notes
  • Journals, Magazines, Newspapers

    Illinois State Geological Survey guidebook

  • Journals, Magazines, Newspapers

    Guidebook series

    Guidebook series (Illinois State Geological Survey) Illinois State Geological Survey guidebook
  • Journals, Magazines, Newspapers

    Field trip guide leaflet

  • Journals, Magazines, Newspapers

    List of publications on the geology of Illinois

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