University of Illinois Urbana-Champaign

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Showing 1–30 of 912 items
Thumbnail for Controlled drilling program in northeastern Illinois
Controlled drilling program in northeastern Illinois
Hackett, James E.; Hughes, George Muggah

Thumbnail for Glacial tills of Northwestern Illinois
Glacial tills of Northwestern Illinois
Illinois State Geological Survey; Frye, John Chapman

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 Geology for planning in McHenry County
Geology for planning in McHenry County
Hackett, James Edward; McComas, Murray R.

Thumbnail for Recent Publications
Recent Publications
Submitter: Howard Ding

Thumbnail for Glacial drift in Illinois : thickness and character
Glacial drift in Illinois : thickness and character
Piskin, Kemal; Bergstrom, Robert E.