University of Illinois Urbana-Champaign

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Showing 2191–2220 of 2,784 items
Thumbnail for Illinois farm flash / 1943
Illinois farm flash / 1943
United States. Deptartment of Agriculture

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