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Investigations of the Kobuk River Asbestos Deposits Kobuk District, Northwestern Alaska

Harold E. HeideWilford S. WrightFranklin A. Rutledge

出版	U.S. Department of the Interior, Bureau of Mines, 1949
URL	http://books.google.com.hk/books?id=WkXKeEW6MS0C&hl=&source=gbs_api
EBook	FULL_PUBLIC_DOMAIN