University of Illinois Urbana-Champaign

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Showing 6931–6960 of 9,542 items
Thumbnail for The classification of coal
The classification of coal
Parr, Samuel Wilson

Thumbnail for An interdisciplinary study of environmental pollution by lead and other metals
An interdisciplinary study of environmental pollution by lead and other metals
University of Illinois at Urbana-Champaign. Institute for Environmental Studies

Thumbnail for Mineral production in Illinois in 1954
Mineral production in Illinois in 1954
Voskuil, Walter Henry; Busch, Willis L.

Thumbnail for A History of the Farmington Plan
A History of the Farmington Plan
Wagner, Ralph Dinsmore

Thumbnail for Final report of subsidence investigations at the Rend Lake site, Jefferson County, Illinois
Final report of subsidence investigations at the Rend Lake site, Jefferson County, Illinois
Mehnert, B.B.; Van Roosendaal, D.J.; Bauer, R.A.; DeMaris, P.J.; Kawamura, N.