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A preliminary report on the palæontology of Perry county, describing the order and thickness of its formations and its folded and faulted structure.

Main Author: Claypole, Edward Waller, 1835-1901.
Format: Book
Language:English
Published: Harrisburg, Pub. by the Board of commissioners for the Second geological survey, 1885.
Series:Pennsylvania. Geological survey, 2d. Report of progress F2
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