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Geology of the Single-entry Project at Sunnyside Coal Mines 1 and 2, Sunnyside, Utah

Barbee J. Scheibner

出版	Department of the Interior, Bureau of Mines, 1979
URL	http://books.google.com.hk/books?id=_Mo_dg7gPS4C&hl=&source=gbs_api
EBook	FULL_PUBLIC_DOMAIN