University of Illinois Urbana-Champaign

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Showing 9091–9120 of 13,078 items
Thumbnail for Tests of spiral-hooped concrete columns
Tests of spiral-hooped concrete columns
Gonnerman, Harrison Frederick; Slaymaker, Charles Monroe; Weber, Emil August

Thumbnail for Power studies in Illinois coal mining
Power studies in Illinois coal mining
Hoskin, Arthur Joseph; Fraser, Thomas

Thumbnail for Photographic history of coal mining practices in Illinois
Photographic history of coal mining practices in Illinois
Chenoweth, Cheri A.; Myers, Alan R.; Obrad, Jennifer M.