United States
Now showing: United States - Airmail stamps (1918 - 2012) - 2 stamps.
1935
"China Clipper" over the Pacific
22. listopad WM: Žádný Perforation: 11
![["China Clipper" over the Pacific, type M]](https://www.stampworld.com/media/catalogue/United-States/Airmail-stamps/M-s.jpg)
1937
"China Clipper" over the Pacific
15. únor WM: Žádný Perforation: 11
![["China Clipper" over the Pacific, type M1]](https://www.stampworld.com/media/catalogue/United-States/Airmail-stamps/M1-s.jpg)
![["China Clipper" over the Pacific, type M2]](https://www.stampworld.com/media/catalogue/United-States/Airmail-stamps/M2-s.jpg)
