• The Need for Reform
  • A Visionary Reforms the Airline Industry
• Cross-Country by Air and Rail
• Aviation Becomes Big Business
• The Air Mail "Scandal"
• The Triumph of Technology
  • The NACA and the Modern Airliner
  • Results: NACA Contributions
  • What Makes an Airliner "Modern"?
• The Creation of the Modern Airport
  • Yesterday's Airports of Tomorrow
• The Beginning of Air Traffic Control
• Early Pilot and Flight Attendant Uniforms
• What Was It Like to Fly?
• Who Flew?
• Pan American Airways
  • The China Clipper
  • Aircraft

Tri-Motor Interior

Passengers on a Tri-Motor. This photo was probably used to promote air travel.

Image number 75-11397
Credit: National Air and Space Museum Archives

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