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Explosibility of Semianthracite, Low-volatile Bituminous-coal, and Medium-volatile Bituminous-coal Dusts

Harold Putnam Greenwald

出版	U.S. Department of the Interior, Bureau of Mines, 1940
URL	http://books.google.com.hk/books?id=up0xIdVRWUoC&hl=&source=gbs_api
EBook	FULL_PUBLIC_DOMAIN