University of Illinois Urbana-Champaign

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Showing 3211–3240 of 30,963 items
Thumbnail for Glacial tills of Northwestern Illinois
Glacial tills of Northwestern Illinois
Illinois State Geological Survey; Frye, John Chapman

Thumbnail for A Stress Function for Evaluating Strategies for Water Quality Management
A Stress Function for Evaluating Strategies for Water Quality Management
Brigham,Warren U.; Hey, Donald L.; Heidman, James A.