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The Coal-regions of America
其他書名
Their Topography, Geology, and Development...
出版D. Appleton, 1877
主題Technology & Engineering / Mining
ISBN06084132919780608413297
URLhttp://books.google.com.hk/books?id=2rA2AQAAMAAJ&hl=&source=gbs_api
EBookFULL_PUBLIC_DOMAIN