University of Illinois Urbana-Champaign

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Showing 271–300 of 707 items
Thumbnail for Mineralogical and chemical composition of inorganic matter from marketed Illinois coals
Mineralogical and chemical composition of inorganic matter from marketed Illinois coals
Demir, Ilham; Hughes, Randall E.; DeMaris, Philip J.; Ruch, Rodney R.

Thumbnail for Annual register. 1907-1908
Annual register. 1907-1908
University of Illinois at Urbana-Champaign

Thumbnail for Annual register. 1912-1913
Annual register. 1912-1913
University of Illinois at Urbana-Champaign

Thumbnail for Annual register. 1905-1906
Annual register. 1905-1906
University of Illinois at Urbana-Champaign