Coal resources of Allegheny County, Pennsylvania : part 1, coal crop lines, mined-out areas, and structure contours /

Bibliographic Details
Corporate Author:	Pennsylvania. Bureau of Topographic and Geologic Survey
Other Authors:	Dodge, Clifford H.
Format:	Book
Language:	English
Published:	Harrisburg : Commonwealth of Pennsylvania, Dept. of Environmental Resources, Office of Resources Management, Bureau of Topographic and Geologic Survey, 1985.
Series:	Mineral resource report ; 89, pt. 1.
Subjects:	Coal > Pennsylvania > Allegheny County. Coal > Geology > Pennsylvania > Allegheny County.

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