Original WWI Imperial Russian Officer’s Visor Cap Availability_Domestic The Naval Aircraft Factory OS2N
Baker’s notes & crumb story
Description
Original WWI Imperial Russian Officer’s Visor Cap Availability_Domestic The Naval Aircraft Factory OS2N The Naval Aircraft Factory OS2N was the designation of the OS2U 3 aircraft built by the Naval Aircraft Factory in Philadelphia The B N marking on the underside of the metal throat lip indicates manufacture by New England Pressed Steel ("N")