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Beneficiation of Del Monte (Calif.) Sand

John DasherRobert R. RoughFrank L. Bacon

出版	U.S. Department of the Interior, Bureau of Mines, 1943
URL	http://books.google.com.hk/books?id=ZqfomgH4swEC&hl=&source=gbs_api
EBook	FULL_PUBLIC_DOMAIN