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Report on the Mining Industries of the United States (exclusive of the Precious Metals)
Raphael Pumpelly
其他書名
With Special Investigation Into the Iron Resources of the Republic and Into the Cretaceous Coals of the Northwest
出版GovernmentPrint. Office, 1886
URLhttp://books.google.com.hk/books?id=HdU6hJgA-0UC&hl=&source=gbs_api
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