Prezentat acum: Statele Unite (SUA) - Timbre Par Avion (1918 - 2012) - 4 timbre.
13. Octombrie WM: Niciunul Design: Sante Graziani Gravură: Sante Graziani Perforare: 11
![[Philip Mazzei, Tip BS]](https://swmedia-4cd6.kxcdn.com/media/catalogue/United-States/Airmail-stamps/BS-s.jpg)
![[Philip Mazzei, Tip BS1]](https://swmedia-4cd6.kxcdn.com/media/catalogue/United-States/Airmail-stamps/BS1-s.jpg)
30. Decembrie WM: Niciunul Perforare: 11
![[Aviation Pioneers, Tip BT]](https://swmedia-4cd6.kxcdn.com/media/catalogue/United-States/Airmail-stamps/BT-s.jpg)
![[Aviation Pioneers, Tip BU]](https://swmedia-4cd6.kxcdn.com/media/catalogue/United-States/Airmail-stamps/BU-s.jpg)
Prezentat acum: Statele Unite (SUA) - Timbre Par Avion (1918 - 2012) - 4 timbre.
13. Octombrie WM: Niciunul Design: Sante Graziani Gravură: Sante Graziani Perforare: 11
30. Decembrie WM: Niciunul Perforare: 11