Muri Bhalissa: L-Istati Uniti - Bolol tal-posta ta' l-ajru (1930 - 1939) - 14 bolol.
10. February WM: Xejn Perforazzjoni: 11
![[Winged Globe, Tip H]](https://www.stampworld.com/media/catalogue/United-States/Airmail-stamps/H-s.jpg)
19. April WM: Xejn Perforazzjoni: 11
![[Graf Zeppelin Issue, Tip I]](https://www.stampworld.com/media/catalogue/United-States/Airmail-stamps/I-s.jpg)
![[Graf Zeppelin Issue, Tip J]](https://www.stampworld.com/media/catalogue/United-States/Airmail-stamps/J-s.jpg)
![[Graf Zeppelin Issue, Tip K]](https://www.stampworld.com/media/catalogue/United-States/Airmail-stamps/K-s.jpg)
WM: Xejn Perforazzjoni: 10½ x 11
![[Winged Globe, Tip H1]](https://www.stampworld.com/media/catalogue/United-States/Airmail-stamps/H1-s.jpg)
![[Winged Globe, Tip H2]](https://www.stampworld.com/media/catalogue/United-States/Airmail-stamps/H2-s.jpg)
2. October WM: Xejn Perforazzjoni: 11
![[Zeppelin, Tip L]](https://www.stampworld.com/media/catalogue/United-States/Airmail-stamps/L-s.jpg)
30. June WM: Xejn Perforazzjoni: 10½ x 11
![[Winged Globe, Tip H3]](https://www.stampworld.com/media/catalogue/United-States/Airmail-stamps/H3-s.jpg)
22. November WM: Xejn Perforazzjoni: 11
![["China Clipper" over the Pacific, Tip M]](https://www.stampworld.com/media/catalogue/United-States/Airmail-stamps/M-s.jpg)
15. February WM: Xejn Perforazzjoni: 11
![["China Clipper" over the Pacific, Tip M1]](https://www.stampworld.com/media/catalogue/United-States/Airmail-stamps/M1-s.jpg)
![["China Clipper" over the Pacific, Tip M2]](https://www.stampworld.com/media/catalogue/United-States/Airmail-stamps/M2-s.jpg)
14. May WM: Xejn Perforazzjoni: 11
![[Eagle, Tip N]](https://www.stampworld.com/media/catalogue/United-States/Airmail-stamps/N-s.jpg)
16. May WM: Xejn Disinn: Alvin R. Meissner Perforazzjoni: 11
![[Winged Globe - New edition, Tip O]](https://www.stampworld.com/media/catalogue/United-States/Airmail-stamps/O-s.jpg)
