University of Illinois Urbana-Champaign

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Showing 31–60 of 3,300 items
Thumbnail for A study of the surface areas of particulate microcrystalline silica and silica sand
A study of the surface areas of particulate microcrystalline silica and silica sand
Leamnson, R.N.; Thomas, Josephus joint author; Ehrlinger, Henry Phillip

Thumbnail for Sand and gravel resources of Mason County, Illinois
Sand and gravel resources of Mason County, Illinois
Labotka, Theodore C.; Hester, Norman C.

Thumbnail for Chemical and physical character of the Pennsylvanian sandstones in central Illinois
Chemical and physical character of the Pennsylvanian sandstones in central Illinois
Bradbury, James C.; Ostrom, Meredith O.; Lamar, John Everts

Thumbnail for Portland-cement resources of Illinois
Portland-cement resources of Illinois
Bleininger, Albert; Lines, Edwin Fuller; Layman, F.E.