University of Illinois Urbana-Champaign

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Showing 61–90 of 2,436 items
Thumbnail for Silurian geology of the Des Plaines River Valley, northeastern Illinois
Silurian geology of the Des Plaines River Valley, northeastern Illinois
Mikulic, Donald G.; Sargent, Michael L.; Norby, Rodney D.; Kolata, Dennis R.

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

Thumbnail for How to burn Illinois coal without smoke
How to burn Illinois coal without smoke
Breckenridge, Lester Paige

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

Thumbnail for Bedrock geology of Harrisburg Quadrangle, Saline County, Illinois
Bedrock geology of Harrisburg Quadrangle, Saline County, Illinois
Denny, F. Brett; Jacobsen, Russell J.; Nelson, W. John

Thumbnail for Peoria Lake Sediment Investigation
Peoria Lake Sediment Investigation
Demissie, Misganaw; Bhowmik, Nani G.