University of Illinois Urbana-Champaign

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Showing 2461–2490 of 4,098 items
Thumbnail for Kaskaskia River area assessment
Kaskaskia River area assessment
Submitter: Steven Mccauley

Thumbnail for Sinkhole Plain area assessment
Sinkhole Plain area assessment
Submitter: Steven Mccauley

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