University of Illinois Urbana-Champaign

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Showing 1861–1890 of 3,037 items
Thumbnail for Oil and gas development in Illinois in 1939
Oil and gas development in Illinois in 1939
Bell, Alfred Hannam; Cohee, George Vincent

Thumbnail for Quaternary deposits and history of the ancient Mississippi River Valley, north-central Illinois
Quaternary deposits and history of the ancient Mississippi River Valley, north-central Illinois
McKay, E. Donald, III; Berg, Richard C.; Hansel, Ardith K.; Kemmis, Timothy J.; Stumpf, Andrew J.