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Notice of a Model of the Western Portion of the Schuykill Or Southern Coal-field of Pennsylvania, in Illustration of an Address to the Association of American Geologists, on the Most Appropriate Modes for Representing Geological Phenomena

Richard Cowling Taylor

出版	Richard Cowling Taylor, 1841
URL	http://books.google.com.hk/books?id=7UE8zgEACAAJ&hl=&source=gbs_api