University of Illinois Urbana-Champaign

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Showing 2761–2790 of 27,980 items
Thumbnail for Negativing Invention
Negativing Invention
Sherkow, Jacob S.

Thumbnail for Effects of Electron-Surface Interaction in Ionization Gauges
Effects of Electron-Surface Interaction in Ionization Gauges
Schuemann, W.C.; de Segovia, J.L.; Alpert, D.

Thumbnail for Faculty and student directory. 1917/1918 - 1919/1920
Faculty and student directory. 1917/1918 - 1919/1920
University of Illinois at Urbana-Champaign