University of Illinois Urbana-Champaign

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Showing 631–660 of 56,123 items
Thumbnail for Index to Volume 67
Index to Volume 67
Carson, Justine

Thumbnail for Study of Atmospheric Pollution Scavenging: Nineteenth Progress Report
Study of Atmospheric Pollution Scavenging: Nineteenth Progress Report
Semonin, Richard G.; Bowersox, Van C.; Gatz, Donald F.; Peden, Mark E.; Stensland, Gary J.

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 On the logical integrity of children's arguments
On the logical integrity of children's arguments
Anderson, Richard C.; Chinn, Clark A.; Chang, Janice; Waggoner, Martha