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Mining Method, Technique, and Cost of Presplitting the Flood Control Gate Shaft, Littleville Dam, Huntington, Mass

出版	U.S. Department of the Interior, Bureau of Mines, 1965
URL	http://books.google.com.hk/books?id=ZpTT5dkPSxwC&hl=&source=gbs_api
EBook	FULL_PUBLIC_DOMAIN