University of Illinois Urbana-Champaign

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Showing 421–450 of 36,778 items
Thumbnail for Oil and gas possibilities of parts of Jersey, Greene, and Madison counties,
Oil and gas possibilities of parts of Jersey, Greene, and Madison counties,
Collingwood, D.M.; Ekblaw, George E.; Workman, L.E.

Thumbnail for 43rd annual Tri-state Geological Field Conference, October 5-7, 1979 : Geology of Western Illinois
43rd annual Tri-state Geological Field Conference, October 5-7, 1979 : Geology of Western Illinois
Tri-State Geological Field Conference (43rd : 1979 : Grafton, Ill.)

Thumbnail for The Illinois soil experiment fields
The Illinois soil experiment fields
Bauer, Frederick Charles; Smith, Raymond Stratton; Smith, Louie Henrie

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.

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 A Study of the Amsden Formation
A Study of the Amsden Formation
Gorman, Donald Robert

Thumbnail for The development of plans for summarizing texts
The development of plans for summarizing texts
Brown, Ann L.; Day, Jeanne D.; Jones, Roberta S.