Coreia do Sul
A mostrar agora: Coreia do Sul - Selos Postais (1946 - 2024) - 1 selos.
2000
International Mathematical Olympiad (High School Mathematics Competition)
13. Julho WM: Nada Perfuração: 13 x 13¼
![[International Mathematical Olympiad (High School Mathematics Competition), Tipo BRT]](https://swmedia-4cd6.kxcdn.com/media/catalogue/South-Korea/Postage-stamps/BRT-s.jpg)