Švédsko
Zobrazujú sa: Švédsko - Poštové známky (1855 - 2024) - 1 známky.
1958
Aviation - The 10th Anniversary of Helicopter Mail
10. február WM: nikto Dizajn: Lars Norrman. Rytina: Arne Wallhorn. Perforácia: 12¾ vertical
![[Aviation - The 10th Anniversary of Helicopter Mail, typ EF]](https://www.stampworld.com/media/catalogue/Sweden/Postage-stamps/EF-s.jpg)
![[Aviation - The 10th Anniversary of Helicopter Mail, typ EF3]](https://www.stampworld.com/media/catalogue/Sweden/Postage-stamps/EF3-s.jpg)
