University of Illinois Urbana-Champaign

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Showing 121–150 of 2,837 items
Thumbnail for Bituminous coal storage practice
Bituminous coal storage practice
Stoek, Harry Harkness; Hippard, Clemence William

Thumbnail for Investigation of warm-air furnaces and heating systems
Investigation of warm-air furnaces and heating systems
Willard, Arthur Cutts; Kratz, Alonzo Plumsted; Day, Vincent Stephen

Thumbnail for Coal washing in Illinois
Coal washing in Illinois
Lincoln, Francis Church

Thumbnail for Subsidence investigations over a high-extraction retreat mine in Williamson County, Illinois: final report
Subsidence investigations over a high-extraction retreat mine in Williamson County, Illinois: final report
Mehnert, B.B.; Van Roosendaal, D.J.; Bauer, R.A.; Barkely, D.; Gefell, E.