University of Illinois Urbana-Champaign

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Showing 1861–1890 of 2,605 items
Thumbnail for ISGS Geonews
ISGS Geonews
Illinois State Geological Survey

Thumbnail for The mineral content of Illinois waters
The mineral content of Illinois waters
Bartow, Edward; Parr, Samuel Wilson; Palmer, George Thomas; Udden, Johan August

Thumbnail for eChicago 2007
eChicago 2007
Submitter: Marlo Welshons

Thumbnail for Classification of the Pennsylvanian strata of Illinois
Classification of the Pennsylvanian strata of Illinois
Kosanke, Robert M.; Simon, J.A.; Wanless, H.R.; Willman, H.B.

Thumbnail for The Summary of Engineering Research 2004
The Summary of Engineering Research 2004
University of Illinois at Urbana-Champaign. College of Engineering