University of Illinois Urbana-Champaign

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Showing 9001–9030 of 11,158 items
Thumbnail for Chicago River/Lake Shore area assessment
Chicago River/Lake Shore area assessment
Illinois Department of Natural Resources. Office of Scientific Research and Analysis

Thumbnail for The measurement of air quantities and energy losses in mine entries
The measurement of air quantities and energy losses in mine entries
Smith, Cloyde Moffett; Callen, Alfred Copeland