University of Illinois Urbana-Champaign

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Showing 8521–8550 of 11,214 items
Thumbnail for Oil investigations in Illinois in 1916, under direction of Fred H. Kay.
Oil investigations in Illinois in 1916, under direction of Fred H. Kay.
Illinois State Geological Survey; Kay, Fred Hall; Brokaw, Albert Dudley; St. Clair, Stuart; Butts, Charles

Thumbnail for Oil and gas development in Illinois in 1947
Oil and gas development in Illinois in 1947
Bell, Alfred Hannam; Kline, Virginia

Thumbnail for Duryl 2,6-Disubstituted Phenyl Ketones
Duryl 2,6-Disubstituted Phenyl Ketones
Vittimberga, Bruno Martino