University of Illinois Urbana-Champaign

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Showing 121–150 of 225 items
Thumbnail for Mineralogical and chemical composition of inorganic matter from marketed Illinois coals
Mineralogical and chemical composition of inorganic matter from marketed Illinois coals
Demir, Ilham; Hughes, Randall E.; DeMaris, Philip J.; Ruch, Rodney R.

Thumbnail for Groundwater Studies for Water Supply Planning in Kendall County, IL
Groundwater Studies for Water Supply Planning in Kendall County, IL
Roadcap, George C.; Meyer, Scott; Kelly, Walton R.; Wehrmann, H. Allen; Lin, Yu-Feng

Thumbnail for Groundwater Flow Models of Illinois: Data, Processes, Model Performance, and Key Results
Groundwater Flow Models of Illinois: Data, Processes, Model Performance, and Key Results
Abrams, Daniel B.; Mannix, Devin H.; Hadley, Daniel R.; Roadcap, George S.

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