University of Illinois Urbana-Champaign

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Showing 31–60 of 8,266 items
Thumbnail for Coal resources of District VIII (Danville).
Coal resources of District VIII (Danville).
Kay, Fred Hall; White, Kessack Duke

Thumbnail for Coal losses in Illinois.
Coal losses in Illinois.
Allen, Carl Alton

Thumbnail for Gas purification in the medium-size gas plants of Illinois.
Gas purification in the medium-size gas plants of Illinois.
Dunkley, William Albert; Barnes, Clifton E.

Thumbnail for Comparative tests of six sizes of Illinois coal on a Mikado locomotive
Comparative tests of six sizes of Illinois coal on a Mikado locomotive
Snodgrass, John McBeath; Schmidt, Edward Charles; Beyer, Otto Sternoff

Thumbnail for Distribution of the forms of sulphur in the coal bed
Distribution of the forms of sulphur in the coal bed
Yancey, Harry Fagan; Fraser, Thomas

Thumbnail for Mines in the Illinois portion of the Illinois-Kentucky Fluorspar District
Mines in the Illinois portion of the Illinois-Kentucky Fluorspar District
Denny, F. Brett; Nelson, W. John; Breeden, Jeremy R.; Lillie, Ross C.

Thumbnail for Directory of Illinois mineral producers 1992
Directory of Illinois mineral producers 1992
Samson, Irma; Masters, John M.

Thumbnail for The measurement of air quantities and energy losses in mine entries
The measurement of air quantities and energy losses in mine entries
Smith, Cloyde Moffett; Callen, Alfred Copeland