Ditunjukkan sekarang: Amerika Syarikat - Setem-setem mel udara (1918 - 2012) - 4 Setem-setem.
1930
Winged Globe
10. February WM: Tiada Perforasi: 11
![[Winged Globe, jenis H]](https://www.stampworld.com/media/catalogue/United-States/Airmail-stamps/H-s.jpg)
1930
Graf Zeppelin Issue
19. April WM: Tiada Perforasi: 11
![[Graf Zeppelin Issue, jenis I]](https://www.stampworld.com/media/catalogue/United-States/Airmail-stamps/I-s.jpg)
![[Graf Zeppelin Issue, jenis J]](https://www.stampworld.com/media/catalogue/United-States/Airmail-stamps/J-s.jpg)
![[Graf Zeppelin Issue, jenis K]](https://www.stampworld.com/media/catalogue/United-States/Airmail-stamps/K-s.jpg)
