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Investigation of Red-Back Magnetite Mine, Sterling Lake, Orange County, N.Y.

W. T. MillarH. O. HammondRobert S. Sanford

出版	U.S. Department of the Interior, Bureau of Mines, 1949
URL	http://books.google.com.hk/books?id=p6d2LUPuEq0C&hl=&source=gbs_api
EBook	FULL_PUBLIC_DOMAIN