University of Illinois Urbana-Champaign

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Showing 7561–7590 of 7,978 items
Thumbnail for Kishwaukee River area assessment
Kishwaukee River area assessment
Illinois Department of Natural Resources. Office of Scientific Research and Analysis

Thumbnail for Catalog of Devonian and deeper tests in southern Illinois
Catalog of Devonian and deeper tests in southern Illinois
Stevenson, D.L.; Keys, John N.; Cluff, Robert M.

Thumbnail for It says here / 1948-52
It says here / 1948-52
Submitter: Howard Ding

Thumbnail for Annual newsletter / 194958
Annual newsletter / 194958
University of Illinois at Urbana-Champaign. Deptartment of Geology