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Coal-mine Accidents in the United States, 1940

Reginald Scott DeanBertrand André LandryGeorge Stanley ScottWilliam Waugh AdamsL. E. GeyerF. J. KennedyM. E. KolhosP. M. AmbroseR. E. SwainVirginia E. WrennM. G. Parry

出版	U.S. Government Printing Office, 1942
URL	http://books.google.com.hk/books?id=4UM6MoSmk7YC&hl=&source=gbs_api