Montre maintenant: Vienne (ONU) - Timbres-Poste (1979 - 2024) - 6 Timbres-poste.
22. janvier WM: Aucun Perforation: 11½ x 11¾
![[Stamp, type V]](https://swmedia-4cd6.kxcdn.com/media/catalogue/UN-Vienna/Postage-stamps/V-s.jpg)
19. mars WM: Aucun Perforation: 13¾ x 13¼
![[Our Environment, type W]](https://swmedia-4cd6.kxcdn.com/media/catalogue/UN-Vienna/Postage-stamps/W-s.jpg)
![[Our Environment, type X]](https://swmedia-4cd6.kxcdn.com/media/catalogue/UN-Vienna/Postage-stamps/X-s.jpg)
11. juin WM: Aucun Perforation: 13¼ x 13¾
![[Exploration an Utilization of Space, type Y]](https://swmedia-4cd6.kxcdn.com/media/catalogue/UN-Vienna/Postage-stamps/Y-s.jpg)
19. novembre WM: Aucun Perforation: 13¾
![[Keeping and Protection of the Environment, type Z]](https://swmedia-4cd6.kxcdn.com/media/catalogue/UN-Vienna/Postage-stamps/Z-s.jpg)
![[Keeping and Protection of the Environment, type AA]](https://swmedia-4cd6.kxcdn.com/media/catalogue/UN-Vienna/Postage-stamps/AA-s.jpg)
