00642nam a22002172  4500001001300000003000500013005001700018008004100035040001800076086002000094099002000114245005700134260003100191300000700222500001300229500004400242650004800286710005300334949001800387999001900405hsl001006895DGPO20170826152556.0170113s1970    dcu     r    f000 0 eng d  aGPOcGPOdMvI0 aTD 4.8/5:91-8 H  aTD 4.8/5:91-8 H00aUse of oxygen by general aviation pilots/passengers.  a[Washington, D.C.,c1970].  av.  a8/11/70.  aCRDP Program Historic Shelflist record. 0aAirplaneszUnited StatesxOxygen equipment.1 aUnited States.bFederal Aviation Administration.  aBEVbFed Docs  c264558d264558