Porto 500 R — Angola, 1911
Porto (Angola, 1911), face value 500 R, “Postage Due stamps - 1911” series. Photo, catalogue value, details and photo identification.
- Series
- Postage Due stamps - 1911
- Issue date
- 1911
- Face value
- 500 R
- Colors
- Black | Violet
- Yvert
- AO T20
- Michel
- AO P20
- Stanley Gibbons
- AO D175
- Scott
- AO J20