USA
Viser nu USA - Luftpostfrimærker (1918 - 2012) - 1 frimærker.
1968
The 50th Anniversay of Regularly Scheduled U.S. Airmail Service
15. maj VM: Ingen Perforeringer: 11
![[The 50th Anniversay of Regularly Scheduled U.S. Airmail Service, type AW]](https://www.stampworld.com/media/catalogue/United-States/Airmail-stamps/AW-s.jpg)