12th Congress of International Society of Photogrammetry 15 ¢ — Canada, 1972
12th Congress of International Society of Photogrammetry (Canada, 1972), face value 15 ¢, “Earth Sciences” series. Photo, catalogue value, details and photo…
- Series
- Earth Sciences
- Issue date
- 1972
- Face value
- 15 ¢
- Colors
- Multicolor