Now showing: United States - Airmail stamps (1918 - 2012) - 3 stamps.
6. March WM: None Perforation: 11¼ x 11½
![[Landscape - Self-Adhesive, type XAD]](https://www.stampworld.com/media/catalogue/United-States/Airmail-stamps/XAD-s.jpg)
17. April WM: None Perforation: Rouletted 11
![[Landscape - Self-Adhesive, type XAE]](https://www.stampworld.com/media/catalogue/United-States/Airmail-stamps/XAE-s.jpg)
30. May WM: None Perforation: 11¼ x 11½
![[Landscape - Acadia National Park - Self-Adhesive, type XAF]](https://www.stampworld.com/media/catalogue/United-States/Airmail-stamps/XAF-s.jpg)
Now showing: United States - Airmail stamps (1918 - 2012) - 3 stamps.
6. March WM: None Perforation: 11¼ x 11½
17. April WM: None Perforation: Rouletted 11
30. May WM: None Perforation: 11¼ x 11½