Prezentat acum: Statele Unite (SUA) - Timbre Par Avion (1918 - 2012) - 2 timbre.
2009
National Parks - Self-Adhesive Stamps
28. Iunie WM: Niciunul Marimea foii: 20 Design: Edith Kessler Gravură: Avery Dennison, Clinton, SC. Perforare: Rouletted 11
![[National Parks - Self-Adhesive Stamps, Tip YVA]](https://www.stampworld.com/media/catalogue/United-States/Airmail-stamps/YVA-s.jpg)
![[National Parks - Self-Adhesive Stamps, Tip YVB]](https://www.stampworld.com/media/catalogue/United-States/Airmail-stamps/YVB-s.jpg)