University of Illinois Urbana-Champaign

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Showing 1201–1230 of 5,311 items
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 Oxidation of coal.
Oxidation of coal.
Yohe, Gail Robert

Thumbnail for Back Matter
Back Matter
Submitter: Howard Ding

Thumbnail for The Library Press
The Library Press
Danton, J. Periam