Tani duke shfaqur: Shtetet e Bashkuara - Pulla Poste Ajrore (1918 - 2012) - 4 pulla.
1930
Winged Globe
10. Shkurt WM: Asnje Performanca: 11
![[Winged Globe, Tipi H]](https://www.stampworld.com/media/catalogue/United-States/Airmail-stamps/H-s.jpg)
1930
Graf Zeppelin Issue
19. Prill WM: Asnje Performanca: 11
![[Graf Zeppelin Issue, Tipi I]](https://www.stampworld.com/media/catalogue/United-States/Airmail-stamps/I-s.jpg)
![[Graf Zeppelin Issue, Tipi J]](https://www.stampworld.com/media/catalogue/United-States/Airmail-stamps/J-s.jpg)
![[Graf Zeppelin Issue, Tipi K]](https://www.stampworld.com/media/catalogue/United-States/Airmail-stamps/K-s.jpg)
