01447oas 2200445 a 450 991069299160332120120227150850.0(CKB)5470000002357575ocm45226737(OCoLC)45226737(OCoLC)995470000002357575(EXLCZ)99547000000235757520001025b19uu1999 sa enguranu||||||||txtrdacontentcrdamediacrrdacarrierBear Air[electronic resource]Boise, Idaho U.S. Dept. of Agriculture U.S. Dept. of the Interior-[1999]Title from PDF title screen (viewed Oct. 24, 2000)."An interagency aviation safety flyer."Bear Air HelicoptersPilotingUnited StatesSafety measuresPeriodicalsAircraft accidentsUnited StatesPreventionPeriodicalsHelicoptersPilotingSafety measuresAircraft accidentsPreventionUnited States.Forest Service.United States.Department of the Interior.Office of Aircraft Services.United States.Bureau of Land Management.GPOGPOOCLCQGPOOCLCQGPODOCUMENT9910692991603321Bear Air3422621UNINA