EntityQ617701· pop 10· linked from 88 articlesBell 30Sign in to saveexperimental helicopterConnectionsNational Air and Space MuseumEntityUnited StatesCountryInternational Standard Book NumberEntityhelicopterEntityBuffaloEntityseat beltEntityBell UH-1 IroquoisEntityBell/Boeing V-22 OspreyEntityKawasaki Heavy IndustriesEntityX-1EntityBell AH-1 CobraEntityBell P-39 AiracobraEntityBell 206EntityB-36 PeacemakerEntityaircraft registrationEntityBell TextronEntityConvair B-58 HustlerEntityBell 47EntityBell 212EntityMcDonnell F-101 VoodooEntityCategories1940s United States experimental aircraft1940s United States helicoptersAircraft first flown in 1943Aircraft with fixed conventional landing gearBell aircraftSingle-engined piston helicoptersSingle-rotor helicopters