A U.S. Navy Consolidated XP2Y-1 aircraft at anchor at Naval Air Station Anacostia, Washington D.C. (USA), in 1932. This plane was later flown as the "Queen Mary", but the top engine was finally removed as it had little effect on performance.
U.S. Navy
<a rel="nofollow" class="external text" href="http://collections.naval.aviation.museum/emuwebdoncoms/pages/doncoms/AdvQuery.php">U.S. Navy National Museum of Naval Aviation</a> photo No. <a rel="nofollow" class="external text" href="http://collections.naval.aviation.museum/emuwebdoncoms/pages/doncoms/Display.php?irn=32998&amp;QueryPage=%2Femuwebdoncoms%2Fpages%2Fdoncoms%2FAdvQuery.php">1980.028.003</a>