University of Illinois Urbana-Champaign

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Showing 1861–1890 of 8,294 items
Thumbnail for Mackinaw River area assessment.
Mackinaw River area assessment.
Illinois Department of Natural Resources

Thumbnail for Back Matter
Back Matter
Submitter: Howard Ding

Thumbnail for Corn experiments, 1895
Corn experiments, 1895
Davenport, Eugene; Fraser, Wilber John

Thumbnail for ILLIMAP-a computer-based mapping system for Illinois
ILLIMAP-a computer-based mapping system for Illinois
Swann, D.H.; DuMontelle, P.B.; Mast, R.F.; Van Dyke, L.H.

Thumbnail for Petroleum industry in Illinois, 1972. Part I. Oil and gas developments
Petroleum industry in Illinois, 1972. Part I. Oil and gas developments
Illinois State Geological Survey; Van Den Berg, Jacob; Lawry, Thomas F.