Geology and biology of Pennsylvania caves /

Bibliographic Details
Other Authors:	White, William B. (William Blaine), 1934-, Holsinger, John R., Guilday, John E.
Format:	Book
Language:	English
Published:	Harrisburg : Commonwealth of Pennsylvania, Dept. of Environmental Resources, Bureau of Topographic and Geologic Survey : may be purchased from State Book Store, 1976.
Series:	General geology report ; 66.
Subjects:	Caves > Pennsylvania. Geology > Pennsylvania. Cave animals > Pennsylvania.

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