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Investigation of Daggett Chief Manganese Deposit, Manila, Daggett County, Utah

George W. HeimPaul Trekell Allsman

出版	U.S. Department of the Interior, Bureau of Mines, 1950
URL	http://books.google.com.hk/books?id=ziph4hsRVsQC&hl=&source=gbs_api
EBook	FULL_PUBLIC_DOMAIN