Smithsonian National Postal Museum: Silk Road Letter, 1390.
Smithsonian National Postal Museum: Letter mailed aboard RMS Titanic, April 10, 1912.
Smithsonian National Postal Museum: Sea Post Clerk John Starr March’s pocket watch, 1912.
Smithsonian National Postal Museum: Amelia Earhart’s flight suit, 1920s.
Smithsonian National Postal Museum: Pilot Eddie Gardner’s aviation goggles, 1921.
Smithsonian National Postal Museum: Street collection box damaged September 11, 2001.
Smithsonian National Postal Museum: Hindenburg disaster card, May 6, 1937.
Smithsonian National Postal Museum: Amelia Earhart solo transatlantic flight cover, May 20, 1932.
Smithsonian National Postal Museum: Hope Diamond wrapper, November 8, 1958.
Smithsonian National Postal Museum: San Francisco earthquake cover, April 24, 1906.