University of Illinois Urbana-Champaign

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Showing 3031–3060 of 3,415 items
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.

Thumbnail for Announcement / 1944-57
Announcement / 1944-57
Submitter: Howard Ding