EntityQ454848· pop 8· linked from 87 articlesAvro 557 AvaSign in to savetype of aircraftConnectionsHawker Siddeley HS 748EntityArmstrong Whitworth ArgosyEntityCondorEntityAvro 531 SpiderEntityType EEntityInternational Standard Book NumberEntitytorpedoEntityRoyal Air ForceEntityrudderEntityAvro LancasterEntitybiplaneEntityAvro VulcanEntityLewis gunEntitytorpedo bomberEntityAvroEntityAvro 504EntityAvro ManchesterEntityAvro AnsonEntityAvro ShackletonEntityAvro LincolnEntityCategories1920s British bomber aircraftAircraft first flown in 1924Avro aircraftBiplanesCancelled military aircraft projects of the United KingdomTwin piston-engined tractor aircraft