Praegu kuvatakse: Ühendriigid - lennuposti margid (1918 - 2012) - 2 margid.
2009
National Parks - Self-Adhesive Stamps
28. juuni WM: mitte ükski lehe suurus: 20 Disain: Edith Kessler Gravüür: Avery Dennison, Clinton, SC. perforatsioon: Rouletted 11
![[National Parks - Self-Adhesive Stamps, Tüüp YVA]](https://www.stampworld.com/media/catalogue/United-States/Airmail-stamps/YVA-s.jpg)
![[National Parks - Self-Adhesive Stamps, Tüüp YVB]](https://www.stampworld.com/media/catalogue/United-States/Airmail-stamps/YVB-s.jpg)