University of Illinois Urbana-Champaign

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Showing 1381–1410 of 3,171 items
Thumbnail for Petroleum industry in Illinois, 1984. Oil and gas developments
Petroleum industry in Illinois, 1984. Oil and gas developments
Van Den Berg, Jacob; Treworgy, Janis D.; Elyn, Jaclyn Rendall

Thumbnail for Farm news for weeklies. 1959
Farm news for weeklies. 1959
Submitter: Howard Ding

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.