Keywords: USS Imperator and USS Leviathan.jpg USS Imperator ID-4080 at left and USS Leviathan ID-1326 at Hoboken New Jersey probably after Imperator's first trans-Atlantic voyage as a U S Navy ship http //www navsource org/archives/12/174080 htm late May 1919 US Navy PD-USGov-Military-Navy Imperator ship 1913 Leviathan ship 1914 |