University of Illinois Urbana-Champaign

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Showing 541–570 of 696 items
Thumbnail for Petroleum industry in Illinois, 1976. Part I. Oil and gas developments
Petroleum industry in Illinois, 1976. Part I. Oil and gas developments
Illinois State Geological Survey; Van Den Berg, Jacob; Lawry, Thomas F.

Thumbnail for Agro-ecology / 1-6
Agro-ecology / 1-6
Submitter: Howard Ding

Thumbnail for Faculty publications and doctoral dissertations. 1952-1962
Faculty publications and doctoral dissertations. 1952-1962
University of Illinois at Urbana-Champaign