University of Illinois Urbana-Champaign

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Showing 1651–1680 of 5,612 items
Thumbnail for The abundance of zinc and cadmium in sphalerite-bearing coals in Illinois
The abundance of zinc and cadmium in sphalerite-bearing coals in Illinois
Cobb, James C.; Steele, John D.; Treworgy, Colin G.; Ashby, Jim F.

Thumbnail for Effective discharges of Illinois streams
Effective discharges of Illinois streams
Crowder, David W.; Knapp, H. Vernon

Thumbnail for Ste. Genevieve fault zone, Missouri and Illinois
Ste. Genevieve fault zone, Missouri and Illinois
Nelson, W. John; Lumm, Donald K.; Schwalb, Howard R.

Thumbnail for Technograph. 42-44 (1929 - 1930)
Technograph. 42-44 (1929 - 1930)
Submitter: William Ingram