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Methods and Costs of Milling Ferberite Ore at the Wolf Tongue Concentrator, Nederland, Boulder County, Colo

William O. Vanderburg

出版	U.S. Department of Commerce, Bureau of Mines, 1933
URL	http://books.google.com.hk/books?id=6A7xyDbKRPYC&hl=&source=gbs_api
EBook	FULL_PUBLIC_DOMAIN

註釋

This paper describing the practice at the Wolf Tongue concentrator at Nederland, Colo., is one of a series on similar subjects being published by the United States Bureau of Mines. The author acknowledges the assistance fo William Loach, manager fo the Wolf tongue Mining Co., and of W.G. Roseborough, superindtendent of the Wolf Tongue mill, in the preparation of this paper