The 100th Anniversary of Invention of Aspirin 1999
Now showing: Colombia - Postage stamps - 1999 - The 100th Anniversary of Invention of Aspirin - 1 stamps.
1999
The 100th Anniversary of Invention of Aspirin
1. December WM: None Design: Estrella Santamaría Engraving: Thomas Greg & Sons. Perforation: 13½
![[The 100th Anniversary of Invention of Aspirin, type BSS]](https://www.stampworld.com/media/catalogue/Colombia/Postage-stamps/BSS-s.jpg)
