01366nam 2200373Ia 450 991069819910332120090305083308.0(CKB)5470000002395017(OCoLC)312395452(EXLCZ)99547000000239501720090305d1996 ua 0engtxtrdacontentcrdamediacrrdacarrierAir traffic control equipment outages[electronic resource] /National Transportation Safety BoardWashington, D.C. :National Transportation Safety Board,[1996]iii, 37 pages digital, PDF fileSpecial investigation report ;NTSB/SIR-96/01Title from title screen (viewed March 4, 2009)"Adopted: January 23, 1996.""Notation 6644."Air traffic controlUnited StatesAutomationAir traffic controlUnited StatesEquipment and suppliesReliabilityAirportsUnited StatesTraffic controlAir traffic controlAutomation.Air traffic controlEquipment and suppliesReliability.AirportsTraffic control.GPOGPOBOOK9910698199103321Air traffic control equipment outages3171357UNINA