International Tin Symposium, La Paz 1977
Now showing: Bolivia - Postage stamps - 1977 - International Tin Symposium, La Paz - 1 stamps.
1977
International Tin Symposium, La Paz
3. November WM: None Design: A. Bel. Engraving: La Papelera S.A., La Paz. Perforation: 13¾ x 13½
![[International Tin Symposium, La Paz, type VZ]](https://www.stampworld.com/media/catalogue/Bolivia/Postage-stamps/VZ-s.jpg)