University of Illinois Urbana-Champaign

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Showing 4681–4710 of 4,795 items
Thumbnail for Thorn Creek area assessment
Thorn Creek area assessment
Illinois Department of Natural Resources. Office of Scientific Research and Analysis; Illinois Department of Natural Resources. State Geological Survey Division

Thumbnail for Petroleum industry in Illinois in 1956.
Petroleum industry in Illinois in 1956.
Bell, Alfred Hannam; Kline, Virginia Harriet; Pierre, Donald A.

Thumbnail for La Moine River area assessment
La Moine River area assessment
Submitter: Steven Mccauley

Thumbnail for Prairie Parklands area assessment
Prairie Parklands area assessment
Illinois Department of Natural Resources. Office of Scientific Research and Analysis

Thumbnail for Kaskaskia River area assessment
Kaskaskia River area assessment
Submitter: Steven Mccauley