University of Illinois Urbana-Champaign

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Showing 2221–2250 of 7,976 items
Thumbnail for Back Matter
Back Matter
Submitter: Howard Ding

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

Thumbnail for Directory of Illinois mineral producers, and maps of extraction sites 1997
Directory of Illinois mineral producers, and maps of extraction sites 1997
Masters, John M.; Ipe, Viju C.; Smith, Lisa R.; Falter, Michael

Thumbnail for Illinois River Natural Resources Bibliography
Illinois River Natural Resources Bibliography
Pegg, Mark A.; Havera, Stephen P.