Centenary of Universal Postal Union (UPU) 20 Gs — Paraguay, 1975
Centenary of Universal Postal Union (UPU) (Paraguay, 1975), face value 20 Gs. Photo, catalogue value, details and photo identification.
- Series
- Centenary of Universal Postal Union (UPU)
- Issue date
- 1975
- Face value
- 20 Gs
- Colors
- Dark grey | Grey brown