Colombia
Viser nå: Colombia - Postfrimerker (1859 - 2023) - 1 frimerker.
1987
Airmail - The 100th Anniversary of National Mines Faculty of National University, Medellin
10. April VM: Ingen Gravering: De La Rue de Colombia Perforering: 13½ x 13
![[Airmail - The 100th Anniversary of National Mines Faculty of National University, Medellin, type BBO]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Colombia/Postage-stamps/BBO-s.jpg)