University of Illinois Urbana-Champaign

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Showing 601–630 of 792 items
Thumbnail for Transactions of the Board of Trustees [electronic resource] / 1998-00
Transactions of the Board of Trustees [electronic resource] / 1998-00
University of Illinois (System). Board of Trustees

Thumbnail for Petroleum industry in Illinois, 1977. Part 1. Oil and gas developments
Petroleum industry in Illinois, 1977. Part 1. Oil and gas developments
Illinois State Geological Survey; Van Den Berg, Jacob; Lawry, Thomas F.