University of Illinois Urbana-Champaign

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Showing 3901–3930 of 4,005 items
Thumbnail for Petroleum industry in Illinois, 1971. Part I. Oil and gas developments
Petroleum industry in Illinois, 1971. Part I. Oil and gas developments
Illinois State Geological Survey; Van Den Berg, Jacob; Lawry, Thomas F.

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"Planning under ""UNIGOV"" : an examination"
University of Illinois at Urbana-Champaign. Deptartment of Urban Planning