The 25th Anniversary of Uruguay Technological Laboratory 1991
Now showing: Uruguay - Postage stamps - 1991 - The 25th Anniversary of Uruguay Technological Laboratory - 1 stamps.
1991
The 25th Anniversary of Uruguay Technological Laboratory
11. November WM: 8 Design: Carlos Menck Freire. Engraving: Imprenta Nacional, Montevideo. Perforation: 12
![[The 25th Anniversary of Uruguay Technological Laboratory, type YSU]](https://www.stampworld.com/media/catalogue/Uruguay/Postage-stamps/YSU-s.jpg)
