Colombia
Now showing: Colombia - Postage stamps (1859 - 2023) - 1 stamps.
2016
The 100th Anniversary of the SGC - Colombian Geological Survey
10. November WM: None Sheetsize: 4 Design: Mónica Marcela Vargas Engraving: Cartor Security Printing Perforation: 13½
![[The 100th Anniversary of the SGC - Colombian Geological Survey, type CTX]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Colombia/Postage-stamps/CTX-s.jpg)
