Petrographic composition and sulfur content of selected Pennsylvania bituminous coal seams
By: by S. P. Mansfield and W. Spackman.
Contributors: Spackman, W., 1919- joint author.; Pennsylvania. State University. Dept. of Geology and Geophysics.
Publisher: Pennsylvania State University]
Published: 1965
Place of publication: [University Park
Language: eng
Number of pages: 178
Subjects: Bituminous coal -- Analysis.; Coal -- Geology -- Pennsylvania.; Sulphur.
Notes: Bibliography: leaves 119-121.
At head of title: Special report of research conducted in Department of Geology and Geophysics, College of Mineral Industries, the Pennsylvania State University.
"Investigation conducted under the auspices of the Coal Research Board of the Commonwealth of Pennsylvania, contract number CR-9."