University of Illinois Urbana-Champaign

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Showing 5191–5220 of 9,691 items
Thumbnail for Water flooding of oil sands in Illinois
Water flooding of oil sands in Illinois
Squires, Frederick; Bell, Alfred Hannam

Thumbnail for Glacial tills of Northwestern Illinois
Glacial tills of Northwestern Illinois
Illinois State Geological Survey; Frye, John Chapman

Thumbnail for Effect of agriculture on Cedar Lake water quality
Effect of agriculture on Cedar Lake water quality
Roseboom, Donald P.; Evans, Ralph L.; Hill, Thomas E.

Thumbnail for ISAS 2010 Annual Report
ISAS 2010 Annual Report
Illinois State Archaeological Survey