University of Illinois Urbana-Champaign

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Showing 2221–2250 of 2,541 items
Thumbnail for Oil and gas development in Illinois in 1954
Oil and gas development in Illinois in 1954
Bell, Alfred Hannam; Kline, Virginia Harriet

Thumbnail for Petroleum industry in Illinois, 1975. Part I. Oil and Gas Developments
Petroleum industry in Illinois, 1975. Part I. Oil and Gas Developments
Illinois State Geological Survey; Van Den Berg, Jacob; Lawry, Thomas F.

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