The 100th Anniversary of the UPU and Expo UPU, Montevideo, and Prenfil UPU, Buenos Aires, Stamp Exhibitions 1975
Now showing: Bolivia - Postage stamps - 1975 - The 100th Anniversary of the UPU and Expo UPU, Montevideo, and Prenfil UPU, Buenos Aires, Stamp Exhibitions - 1 stamps.
1975
The 100th Anniversary of the UPU and Expo UPU, Montevideo, and Prenfil UPU, Buenos Aires, Stamp Exhibitions
19. February WM: None Engraving: La Papelera S.A., La Paz. Perforation: 13½ x 14
![[The 100th Anniversary of the UPU and Expo UPU, Montevideo, and Prenfil UPU, Buenos Aires, Stamp Exhibitions, type SO]](https://www.stampworld.com/media/catalogue/Bolivia/Postage-stamps/SO-s.jpg)
