Carbonizing properties and petrographic composition of washed and unwashed Lower and Upper Kittanning-bed coals from mines 72 and 73, Johnstown, Cambria County, Pa. /
by A.C. Fieldner, J.D. Davis, R. Thiessen, W.A. Selvig, D.A. Reynolds, and C.R. Holmes.

Description

Related Names

Holmes, C. R.
Reynolds, D. A.
Selvig, W. A.
Thiessen, R.
Davis, J. D.
Fieldner, Arno Carl, 1881-1966.

Language(s)

English

Published

Washington, D.C. : U.S. Dept. of the Interior, Bureau of Mines, 1939.

Subjects

Coal > Coal / Pennsylvania > Coal / Pennsylvania / Cambria County.
Coal > Coal / Testing.
Carbonization.

Physical Description

83 p. : ill. ; 23 cm.

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