Azerbaijan
Ora in esposizione: Azerbaijan - Francobolli postali (1919 - 2024) - 1 francobolli.
2019
The 31st International Olympiad in Informatics - Baku, Azerbaijan
10. Agosto WM: Nessuno Dentellatura: 13½ x 13
![[The 31st International Olympiad in Informatics - Baku, Azerbaijan, Scrivi ]](https://www.stampworld.com/media/catalogue/Azerbaijan/Postage-stamps/1435-b.jpg)
