Now showing: Bolivia - Postal tax stamps (1939 - 1975) - 2 stamps.
1971
President German Busch
13. May WM: None Perforation: 13 x 13½
![[President German Busch, type Q]](https://www.stampworld.com/media/catalogue/Bolivia/Postal-tax-stamps/Q-s.jpg)
1971
Airmail - President Gualberto Villarroel, 1910-1946
20. May WM: None Perforation: 13½
![[Airmail - President Gualberto Villarroel, 1910-1946, type R]](https://www.stampworld.com/media/catalogue/Bolivia/Postal-tax-stamps/R-s.jpg)
