University of Illinois Urbana-Champaign

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Showing 91–120 of 1,238 items
Thumbnail for Bedrock Geology of Oraville Quadrangle, Jackson County, Illinois
Bedrock Geology of Oraville Quadrangle, Jackson County, Illinois
Nelson, W. John; Devera, Joseph A.; Williams, Laura; Staub, James R.

Thumbnail for Seasonal variations of the Na and Fe layers at the South Pole and their
implications for the chemistry and general circulation of the polar
mesosphere
Seasonal variations of the Na and Fe layers at the South Pole and their implications for the chemistry and general circulation of the polar mesosphere
Gardner, Chester S.; Plane, John M.C.; Pan, Weilin; Vondrak, Tomas; Murray, Benjamin J.; Chu, Xinzhao