University of Illinois Urbana-Champaign

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Showing 9001–9030 of 11,158 items
Thumbnail for Summary of water flood operations in Illinois oil pools during 1954
Summary of water flood operations in Illinois oil pools during 1954
Witherspoon Jr., Paul Adams; Jackson, Edwin G.

Thumbnail for Chicago River/Lake Shore area assessment
Chicago River/Lake Shore area assessment
Illinois Department of Natural Resources. Office of Scientific Research and Analysis