University of Illinois Urbana-Champaign

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Showing 1861–1890 of 1,946 items
Thumbnail for Petroleum industry in Illinois, 1965.
Petroleum industry in Illinois, 1965.
Van Den Berg, Jacob; Lawry, T.F.; Mast, Richard F.

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

Thumbnail for Transactions of the Board of Trustees [electronic resource] / 2004-06
Transactions of the Board of Trustees [electronic resource] / 2004-06
University of Illinois (System). Board of Trustees

Thumbnail for Vermilion River area assessment
Vermilion River area assessment
Illinois Department of Natural Resources

Thumbnail for Mackinaw River area assessment.
Mackinaw River area assessment.
Illinois Department of Natural Resources