University of Illinois Urbana-Champaign

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Showing 1–30 of 476 items
Thumbnail for Pleistocene stratigraphy of Illinois
Pleistocene stratigraphy of Illinois
Willman, Harold Bowen; Frye, John Chapman

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

Thumbnail for The glacial boundary in southern Illinois
The glacial boundary in southern Illinois
Willman, Harold Bowen; Frye, John Chapman

Thumbnail for Wisconsinan molluscan faunas of the Illinois Valley region
Wisconsinan molluscan faunas of the Illinois Valley region
Leonard, Arthur Byron; Frye, John Chapman

Thumbnail for Illinoian and Kansan molluscan faunas of Illinois
Illinoian and Kansan molluscan faunas of Illinois
Leonard, Arthur Byron; Frye, John Chapman; Johnson, W. Hilton

Thumbnail for Cretaceous deposits and the Illinoian glacial boundary in western Illinois
Cretaceous deposits and the Illinoian glacial boundary in western Illinois
Frye, John Chapman; Willman, Harold Bowen; Glass, Herbert David

Thumbnail for Glaciation and origin of the geest in the driftless area of northwestern Illinois
Glaciation and origin of the geest in the driftless area of northwestern Illinois
Willman, Harold Bowen; Frye, John Chapman; Glass, Herbert David

Thumbnail for Gumbotil, accretion-gley, and the weathering profile
Gumbotil, accretion-gley, and the weathering profile
Frye, John Chapman; Willman, Harold Bowen; Glass, Herbert David

Thumbnail for Mineral zonation of Woodfordian loesses of Illinois
Mineral zonation of Woodfordian loesses of Illinois
Frye, John Chapman; Glass, Herbert David; Willman, Harold Bowen

Thumbnail for Farmdalian lake deposits and faunas in northern Illinois
Farmdalian lake deposits and faunas in northern Illinois
Willman, Harold Bowen; Leonard, Arthur Byron; Frye, John Chapman

Thumbnail for Mineralogy of glacial tills and their weathering profiles in Illinois : Part I. Glacial tills
Mineralogy of glacial tills and their weathering profiles in Illinois : Part I. Glacial tills
Willman, Harold Bowen; Glass, Herbert David; Frye, John Chapman

Thumbnail for Handbook of Illinois stratigraphy
Handbook of Illinois stratigraphy
Willman, Harold Bowen; Atherton, Elwood; Buschbach, T.C.; Collinson, Charles William; Frye, John Chapman; Hopkins, M.E.; Lineback, Jerry Alvin; Simon, Jack A.

Thumbnail for Annual newsletter / 1968-80
Annual newsletter / 1968-80
University of Illinois at Urbana-Champaign. Deptartment of Geology

Thumbnail for Deltaic sedimentation in glacial Lake Douglas
Deltaic sedimentation in glacial Lake Douglas
Fraser, Gordon S.; Steinmetz, John C.