University of Illinois Urbana-Champaign

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Showing 1051–1080 of 8,525 items
Thumbnail for Geologic structure map of the northwestern Illinois zinc-lead district
Geologic structure map of the northwestern Illinois zinc-lead district
Bradbury, James C.; Grogan, Robert Mann; Cronk, R.J.

Thumbnail for Initial Evaporative Comparison of R-22 with Alternative Refrigerants R-134a and R-321R-125
Initial Evaporative Comparison of R-22 with Alternative Refrigerants R-134a and R-321R-125
Wattelet, J.P.; Chato, J.C.; Souza, A.L.; Christoffersen, B.R.