USA (sida 4/4)
Visar nu: USA - Flygpostsfrimärken (1918 - 2012) - 158 frimärken.
16. maj WM: Inga Perforering: 10¾
![[Landscapes - Self-Adhesive, Typ XVA]](https://www.stampworld.com/media/catalogue/United-States/Airmail-stamps/XVA-s.jpg)
![[Landscapes - Self-Adhesive, Typ XVB]](https://www.stampworld.com/media/catalogue/United-States/Airmail-stamps/XVB-s.jpg)
28. juni WM: Inga storlek på arket: 20 Design: Edith Kessler Gravyr: Avery Dennison, Clinton, SC. Perforering: Rouletted 11
![[National Parks - Self-Adhesive Stamps, Typ YVA]](https://www.stampworld.com/media/catalogue/United-States/Airmail-stamps/YVA-s.jpg)
![[National Parks - Self-Adhesive Stamps, Typ YVB]](https://www.stampworld.com/media/catalogue/United-States/Airmail-stamps/YVB-s.jpg)
11. april WM: Inga Perforering: Rouletted 10
![[Landscapes - Voyageurs National Park, Minnesota - Self-Adhesive Stamp, Typ ZBA]](https://www.stampworld.com/media/catalogue/United-States/Airmail-stamps/ZBA-s.jpg)
19. januari WM: Inga storlek på arket: 20 Perforering: 10
![[Landscapes - Self-Adhesive Stamps, Typ ZCA]](https://www.stampworld.com/media/catalogue/United-States/Airmail-stamps/ZCA-s.jpg)
![[Landscapes - Self-Adhesive Stamps, Typ ZCB]](https://www.stampworld.com/media/catalogue/United-States/Airmail-stamps/ZCB-s.jpg)