Keywords: Curtiss XBTC-2 Model B in flight.jpg The Curtiss XBTC-2 Model B in flight The Model B featured a full span Duplex flap wing with a straight trailing edge and a swept-back leading edge It also had a 3 000 hp Pratt Whitney XR-4360-8A equipped with contrarotating propellers U S Navy Naval Aviation News November-December 1987 http //www history navy mil/nan/backissues/1980s/1987/nd87 pdf; also U S National Museum of Naval Aviation photo 1996 253 050 http //collections naval aviation museum/emuwebdoncoms/pages/doncoms/Display php irn 16033721 QueryPage 2FQuery php ~ 1947 USN PD-USGov-Military-Navy Curtiss BTC |