University of Illinois Urbana-Champaign

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Showing 571–600 of 760 items
Thumbnail for Illinois River Bluffs Area Assessment
Illinois River Bluffs Area Assessment
Illinois Department of Natural Resources

Thumbnail for Petroleum industry in Illinois, 1972. Part I. Oil and gas developments
Petroleum industry in Illinois, 1972. Part I. Oil and gas developments
Illinois State Geological Survey; Van Den Berg, Jacob; Lawry, Thomas F.

Thumbnail for Calumet area assessment
Calumet area assessment
Submitter: Steven Mccauley

Thumbnail for Farm radio news. 1957: Jy-D
Farm radio news. 1957: Jy-D
Submitter: Howard Ding

Thumbnail for Petroleum industry in Illinois, 1971. Part I. Oil and gas developments
Petroleum industry in Illinois, 1971. Part I. Oil and gas developments
Illinois State Geological Survey; Van Den Berg, Jacob; Lawry, Thomas F.

Thumbnail for Driftless area assessment
Driftless area assessment
Submitter: Steven Mccauley

Thumbnail for Lower Des Plaines River area assessment
Lower Des Plaines River area assessment
Submitter: Steven Mccauley

Thumbnail for Classification of the Pennsylvanian strata of Illinois
Classification of the Pennsylvanian strata of Illinois
Kosanke, Robert M.; Simon, J.A.; Wanless, H.R.; Willman, H.B.

Thumbnail for A directory of Illinois systematists, ecologists, and field biologists
A directory of Illinois systematists, ecologists, and field biologists
Burton, Philip J.; Dennis, Ann; Robertson, Kenneth R.

Thumbnail for Petroleum industry in Illinois in 1957
Petroleum industry in Illinois in 1957
Bell, Alfred Hannam; Kline, Virginia Harriet; Sherman, Carl W.

Thumbnail for Illinois Technograph v. 038 (1925-1926)
Illinois Technograph v. 038 (1925-1926)
Submitter: Timothy Donohue