University of Illinois Urbana-Champaign

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Showing 91–120 of 180 items
Thumbnail for Year-book for 1909
Year-book for 1909
Illinois State Geological Survey

Thumbnail for Annual register. 1903-1904
Annual register. 1903-1904
University of Illinois at Urbana-Champaign

Thumbnail for Petroleum industry in Illinois, 1970. Part I. Oil and Gas Developments
Petroleum industry in Illinois, 1970. Part I. Oil and Gas Developments
Illinois State Geological Survey; Van Den Berg, Jacob; Lawry, Thomas F.