The scenery of Pennsylvania : its origin and development based on recent studies of physiographic and glacial history

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Bibliographic Details
Main Author: Ashley, George H., 1866-
Format: Book
Language:English
Published: Harrisburg, PA : Dept. of Internal Affairs, Topographic and Geologic Survey, 1933.
Series:Pennsylvania. Topographic and Geologic Survey, 4th. Bulletin G6
Subjects:
Item Description: Contains references.
ALSO IN CIRC.
Physical Description: ix, 91 p. : ill. ; 23 cm.