University of Illinois Urbana-Champaign

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Showing 9271–9300 of 15,249 items
Thumbnail for Limestone resources of Illinois
Limestone resources of Illinois
Krey, Frank; Lamar, J.E.

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.