University of Illinois Urbana-Champaign

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Showing 9971–10000 of 42,662 items
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Additional Content
Submitter: Howard Ding

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 Improvements in Recordkeeping and Use
Improvements in Recordkeeping and Use
Beatty, William K.; Beatty, Virginia L.

Thumbnail for Experimental research in education
Experimental research in education
Monroe, Walter Scott; Engelhart, Max Dissette