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Preliminary Mineral-dressing Investigation of East Texas Brown Iron Ores

M. M. FineD. W. FrommerW. M. Dressel

出版	U.S. Department of the Interior, Bureau of Mines, 1956
URL	http://books.google.com.hk/books?id=YzoHw8vS6OYC&hl=&source=gbs_api
EBook	FULL_PUBLIC_DOMAIN