University of Illinois Urbana-Champaign

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Showing 8461–8490 of 16,445 items
Thumbnail for Chemical composition and geochemistry of the New Albany shale group (Devonian-Mississippian) in Illinois
Chemical composition and geochemistry of the New Albany shale group (Devonian-Mississippian) in Illinois
Frost, Joyce K.; Zierath, David L.; Shimp, Neil F.; Bergstrom, Robert Edward

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.

Thumbnail for Illinois classical studies. 1 (1976)
Illinois classical studies. 1 (1976)
Submitter: William Ingram