Kolumbia
Praegu kuvatakse: Kolumbia - postmargid (1859 - 2023) - 1 margid.
1951
The 60th Anniversary of Colombian Society of Engineer
30. jaanuar WM: mitte ükski Gravüür: Waterlow & Sons Ltd. perforatsioon: 12½
![[The 60th Anniversary of Colombian Society of Engineer, Tüüp RR]](https://www.stampworld.com/media/catalogue/Colombia/Postage-stamps/RR-s.jpg)
