Black shale and sandstone facies of the Devonian "Catskill" clastic wedge in the subsurface of western Pennsylvania
By: by Robert G. Piotrowski, John A. Harper
Contributors: Harper, J. A.; Eastern Gas Shales Project (U.S.); Pennsylvania. Bureau of Topographic and Geologic Survey; Morgantown Energy Technology Center
Series: EGSP series -- no. 13
Publisher: U.S. Dept. of Energy
Published: 1979
Place of publication: [Washington, D.C.]
Language: eng
Number of pages: 40
Subjects: Stratigraphic Geology; Shale
Notes: "Prepared by Pennsylvania Department of Environmental Resources, Bureau of Topographic and Geologic Survey [under] contract number EY-76-S-05-5198"--p. [1] of Cover.

"Prepared under contract to the Eastern Gas Shales Project (EGSP), 1979"--p. [1] of Cover.

"Morgantown Energy Technology Center"--p. [1] of Cover.

Bibliography: p. 37-40.