University of Illinois Urbana-Champaign

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Showing 541–570 of 3,490 items
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Additional Content
Submitter: Howard Ding

Thumbnail for Development of paleobotany in the Illinois Basin
Development of paleobotany in the Illinois Basin
Phillips, Tom Lee; Pfefferkorn, Hermann W.; Peppers, Russel A.

Thumbnail for Geochemistry of Fluorine in Illinois Soils
Geochemistry of Fluorine in Illinois Soils
Omueti, John Ajayi Izegaegbe