University of Illinois Urbana-Champaign

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Showing 5941–5970 of 6,144 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 Faculty letter / no. 1-88
Faculty letter / no. 1-88
Submitter: William Ingram

Thumbnail for Illinois Technograph v. 036 (1923-1924)
Illinois Technograph v. 036 (1923-1924)
Submitter: Timothy Donohue