01228oas 2200409 a 450 991069120300332120130416154449.0(CKB)5470000002345338ocm48061442(OCoLC)48061442(EXLCZ)99547000000234533820011001a20019999 sa enguranu||||||||txtrdacontentcrdamediacrrdacarrierBulletin[electronic resource] /Joseph A. Holmes Safety Association[Arlington, Va.] Dept. of Labor, Mine Safety and Health Administration[2001-]Title from cover screen (viewed Sept. 25, 2001).Bulletin Mine safetyUnited StatesPeriodicalsMine accidentsUnited StatesPeriodicalsMine safetyMine accidentsJoseph A. Holmes Safety Association.United States.Mine Safety and Health Administration.GPOGPOOCLCQGPOOCLCQGPODOCUMENT9910691203003321Bulletin467419UNINA