Science and Technology - "For the Benefit of Mankind!" 4 Soviet kopek — USSR, 1961
Science and Technology - "For the Benefit of Mankind!" (USSR, 1961), face value 4 Soviet kopek, “World Youth Forum, 1961, Moscow” series. Photo, catalogue…
- Series
- World Youth Forum, 1961, Moscow
- Issue date
- 1961
- Face value
- 4 Soviet kopek
- Colors
- Deep lilac | Green
- Print run
- 3,500,000