University of Illinois Urbana-Champaign

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Showing 931–960 of 1,846 items
Thumbnail for A summary of the uses of limestone and dolomite
A summary of the uses of limestone and dolomite
Lamar, John Everts; Willman, Harold Bowen

Thumbnail for Oil and gas development in Illinois in 1939
Oil and gas development in Illinois in 1939
Bell, Alfred Hannam; Cohee, George Vincent