Slovenia
Prezentat acum: Slovenia - Timbre poştale (1991 - 2024) - 1 timbre.
2019
Redefinition of SI Base Units
22. Martie WM: Niciunul Marimea foii: 25 Design: Gorazd Učakar Perforare: 14
![[Redefinition of SI Base Units, Tip ARA]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Slovenia/Postage-stamps/ARA-s.jpg)