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Physical Effects of Pneumatic Tools on Limestone Workers

Arthur Warren AmbroseCarl Alton AllenDaniel HarringtonF. T. EddingfieldFelix Edgar WormserFrederick Bevan ToughOliver BowlesRaymond Bardeen LadooWilliam Clifton PhalenArthur L. MurrayB. H. Scott

出版	U.S. Department of the Interior, Bureau of Mines, 1920
URL	http://books.google.com.hk/books?id=HoM_AQAAMAAJ&hl=&source=gbs_api
EBook	FULL_PUBLIC_DOMAIN