Keywords: OS2N-1 Kingfisher at Naval Aircraft Factory 1941.jpg A U S Navy OS2N-1 Kingfisher at the Naval Aircraft Factory Philadelphia Pennyslvania USA in 1941/42 The Naval Aircraft Factory built 300 Vought OS2U-3 which were designated OS2N-1 U S Navy National Museum of Naval Aviation photo No 2004 166 002 018 http //collections naval aviation museum/emuwebdoncoms/pages/doncoms/Display php irn 12349 QueryPage 2FQuery php 1941/42 U S Navy PD-USGov-Military-Navy Vought OS2U Kingfisher Naval Aircraft Factory |