University of Illinois Urbana-Champaign

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Showing 3721–3750 of 4,589 items
Thumbnail for Big Muddy River area assessment
Big Muddy River area assessment
Illinois Department of Natural Resources. Office of Scientific Research and Analysis; Illinois Department of Natural Resources. State Geological Survey Division

Thumbnail for Pleistocene stratigraphy of Illinois
Pleistocene stratigraphy of Illinois
Willman, Harold Bowen; Frye, John Chapman

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

Thumbnail for Petrographic and coking characteristics of coal : laboratory study of Illinois coal seams nos. 5 and 6
Petrographic and coking characteristics of coal : laboratory study of Illinois coal seams nos. 5 and 6
Marshall, Charles Edward; Harrison, John A.; Simon, Jack A.; Parker, Margaret A.

Thumbnail for Illinois classical studies. 8 (1983)
Illinois classical studies. 8 (1983)
Submitter: William Ingram