01624oam 2200433 a 450 991069775920332120140130132520.0(CKB)5470000002391380(OCoLC)268661442(OCoLC)647485133(OCoLC)680982293(EXLCZ)99547000000239138020081103d2008 ua 0engurbn|||||||||txtrdacontentcrdamediacrrdacarrierImproving mine safety[electronic resource] one year after Sago and Alma : hearing before a subcommittee of the Committee on Appropriations, United States Senate, One Hundred Tenth Congress, first session, special hearing, February 28, 2007, Washington, DCWashington :U.S. G.P.O.,2008.iii, 81 pages digital, PDF fileS. hrg. ;110-464Title from title screen (viewed on Nov. 3, 2008).Includes bibliographical references.Improving mine safety Mine safetyUnited StatesEvaluationCoal mines and miningUnited StatesSafety measuresEvaluationCoal mine accidentsUnited StatesPreventionEvaluationMine safetyEvaluation.Coal mines and miningSafety measuresEvaluation.Coal mine accidentsPreventionEvaluation.GPOGPOGPOOCLCEOCLCQGPOBOOK9910697759203321Improving mine safety3482716UNINA