University of Illinois Urbana-Champaign

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Showing 1861–1890 of 22,502 items
Thumbnail for Bibliography and index of Illinois geology through 1965
Bibliography and index of Illinois geology through 1965
William, H.B.; Simon, Jack A.; Lynch, Betty M.; Langenheim, Virginia A.

Thumbnail for Additional Content
Additional Content
Submitter: Howard Ding

Thumbnail for Illinois Technograph v. 084 (1968-1969)
Illinois Technograph v. 084 (1968-1969)
Submitter: Timothy Donohue

Thumbnail for Kane County water well database
Kane County water well database
Eidel, J. James; Visocky, Adrian P.; Zelinsky, Charles J.

Thumbnail for Big Rivers area assessment
Big Rivers area assessment
Illinois Department of Natural Resources. Office of Scientific Research and Analysis; Illinois Department of Natural Resources. State Geological Survey Division