University of Illinois Urbana-Champaign

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Showing 1681–1710 of 4,024 items
Thumbnail for Ground-water/surface Water Interactions at Sand Lake, Mason County, Illinois
Ground-water/surface Water Interactions at Sand Lake, Mason County, Illinois
Hlinka, Kenneth J.; Buck, Andrew G.; Clark, Gary R.

Thumbnail for Illinois Technograph v. 046 (1931-1932)
Illinois Technograph v. 046 (1931-1932)
Submitter: Timothy Donohue

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