University of Illinois Urbana-Champaign

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Showing 61–90 of 314 items
Thumbnail for Oil and gas development in Illinois during 1952
Oil and gas development in Illinois during 1952
Bell, Alfred Hannam; Kline, Virginia

Thumbnail for Grand Tower limestone (Devonian) of southern Illinois
Grand Tower limestone (Devonian) of southern Illinois
Meents, Wayne Franklin; Swann, David Henry joint author

Thumbnail for ISAS 2011 Annual Report
ISAS 2011 Annual Report
Submitter: Susan Braxton