University of Illinois Urbana-Champaign

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Showing 1471–1500 of 4,125 items
Thumbnail for Mackinaw River area assessment.
Mackinaw River area assessment.
Illinois Department of Natural Resources

Thumbnail for Year in review / 1999-07
Year in review / 1999-07
University of Illinois at Urbana-Champaign. Deptartment of Geology

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Additional Content
Submitter: Howard Ding

Thumbnail for Structural framework of the Mississippi embayment of southern Illinois
Structural framework of the Mississippi embayment of southern Illinois
Kolata, Dennis R.; Treworgy, Janis D.; Masters, John M.