University of Illinois Urbana-Champaign

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Showing 6661–6690 of 7,648 items
Thumbnail for Ground-water development in several areas of Northeastern Illinois
Ground-water development in several areas of Northeastern Illinois
Prickett, Thomas Alvin; Hoover, L.R.; Baker, William H.; Sasman, Robert T.

Thumbnail for Upper Rock River area assessment
Upper Rock River area assessment
Illinois Department of Natural Resources, Office of Scientific Research; Illinois Department of Natural Resources, Illinois State Water Survey