University of Illinois Urbana-Champaign

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Showing 1621–1650 of 2,152 items
Thumbnail for Kankakee River area assessment
Kankakee River area assessment
Illinois Department of Natural Resources. Office of Scientific Research and Analysis

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 Annual Report FY '91: July 1, 1990-June 30, 1991
Annual Report FY '91: July 1, 1990-June 30, 1991
Illinois. Hazardous Waste Research and Information Center

Thumbnail for The expeditions of John Charles Frémont. Volume 1: Travels from 1838 to 1844
The expeditions of John Charles Frémont. Volume 1: Travels from 1838 to 1844
Frémont, John Charles; Jackson, Donald Dean; Spence, Mary Lee

Thumbnail for Big Rivers area assessment
Big Rivers area assessment
Illinois Department of Natural Resources. Office of Scientific Research and Analysis; Illinois Department of Natural Resources. State Geological Survey Division