Pan American Airways’ Sikorsky S-40 American Clipper

Pan American Airways’ Sikorsky S-40 American Clipper

Pan American Airways’ Sikorsky S-40 American Clipper flies by the Washington Monument.  NASM 90-14350

  • WEB14183-2014

  • Copyright/Owner: Smithsonian Institution
  • Source: National Air and Space Museum Archives, Smithsonian Institution
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