Geology and natural gas production of the Lower Silurian Medina group and equivalent rock units in Pennsylvania /

Bibliographic Details
Main Author:	Piotrowski, Robert G.
Format:	Book
Language:	English
Published:	Harrisburg : Commonwealth of Pennsylvania, Dept. of Environmental Resources, Office of Resources Management, Bureau of Topographic and Geologic Survey : May be purchased from State Book Store, 1981.
Series:	Mineral resource report ; 82.
Subjects:	Sedimentary rocks. Geology, Stratigraphic > Silurian. Natural gas > Geology > Pennsylvania.

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