University of Illinois Urbana-Champaign

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Showing 181–210 of 31,848 items
Thumbnail for Quaternary faulting in the New Madrid seismic zone in southernmost Illinois
Quaternary faulting in the New Madrid seismic zone in southernmost Illinois
Nelson, W. John; Denny, F. Brett; Follmer, Leon R.; Masters, John M.

Thumbnail for Distribution of the forms of sulphur in the coal bed
Distribution of the forms of sulphur in the coal bed
Yancey, Harry Fagan; Fraser, Thomas

Thumbnail for Oil investigations in Illinois in 1916, under direction of Fred H. Kay.
Oil investigations in Illinois in 1916, under direction of Fred H. Kay.
Illinois State Geological Survey; Kay, Fred Hall; Brokaw, Albert Dudley; St. Clair, Stuart; Butts, Charles

Thumbnail for Oil and gas development in Illinois during 1953
Oil and gas development in Illinois during 1953
Bell, Alfred Hannam; Kline, Virginia

Thumbnail for Annual register. 1898-1901
Annual register. 1898-1901
University of Illinois at Urbana-Champaign

Thumbnail for Glacial sediments, landforms, paleosols, and a 20,000-year-old forest bed in East-Central Illinois
Glacial sediments, landforms, paleosols, and a 20,000-year-old forest bed in East-Central Illinois
Hansel, Ardith K.; Berg, Richard C.; Phillips, Andrew C.; Gutowski, Vincent G.

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