L-Istati Uniti
Muri Bhalissa: L-Istati Uniti - Bolol tal-posta ta' l-ajru (1918 - 2012) - 1 bolol.
1968
The 50th Anniversay of Regularly Scheduled U.S. Airmail Service
15. May WM: Xejn Perforazzjoni: 11
![[The 50th Anniversay of Regularly Scheduled U.S. Airmail Service, Tip AW]](https://www.stampworld.com/media/catalogue/United-States/Airmail-stamps/AW-s.jpg)
