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Iron and Copper in Michigan's Economy
Michigan Natural Resources Council. Conference
其他書名
6th Annual Conference, Michigan Natural Resource Council : Papers and Discussions Presented on October 25, 1961, Jack Tar Hotel, Lansing, Mich
出版The Council, 1961
URLhttp://books.google.com.hk/books?id=rIXhAAAAMAAJ&hl=&source=gbs_api