University of Illinois Urbana-Champaign

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Showing 841–870 of 881 items
Thumbnail for Sugar-Pecatonica area assessment
Sugar-Pecatonica area assessment
Submitter: Steven Mccauley

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

Thumbnail for Illinois Technograph v. 084 (1968-1969)
Illinois Technograph v. 084 (1968-1969)
Submitter: Timothy Donohue

Thumbnail for Kankakee River area assessment
Kankakee River area assessment
Illinois Department of Natural Resources. Office of Scientific Research and Analysis

Thumbnail for Off-line. 17-18:1,3
Off-line. 17-18:1,3
Submitter: Howard Ding

Thumbnail for Illinois Technograph v. 078 (1962-1963)
Illinois Technograph v. 078 (1962-1963)
Submitter: Timothy Donohue