University of Illinois Urbana-Champaign

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Showing 451–480 of 653 items
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 Agro-ecology / 1-6
Agro-ecology / 1-6
Submitter: Howard Ding

Thumbnail for Petroleum industry in Illinois, 1974. Part I. Oil and Gas Developments
Petroleum industry in Illinois, 1974. Part I. Oil and Gas Developments
Illinois State Geological Survey; Van Den Berg, Jacob; Lawry, Thomas F.

Thumbnail for Faculty and student directory. 1917/1918 - 1919/1920
Faculty and student directory. 1917/1918 - 1919/1920
University of Illinois at Urbana-Champaign