University of Illinois Urbana-Champaign

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Showing 3211–3240 of 4,059 items
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 Surveys and investigations for sportfish management in lakes and rivers in Illinois
Surveys and investigations for sportfish management in lakes and rivers in Illinois
Diana, Matthew J.; Nannini, Michael A.; Gring, Jeffery P.; Garavaglia, James A.; Wahl, David H.