Finland
Viser nu Finland - Post frimærker (1856 - 2024) - 1 frimærker.
1978
International Mathematics congress
15. august VM: Ingen Design: Paavo Huovinen Perforeringer: 14
![[International Mathematics congress, type UT]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Finland/Postage-stamps/UT-s.jpg)
