24th International Navigation Congress, 1977, Leningrad 6 Soviet kopek — USSR, 1977
24th International Navigation Congress, 1977, Leningrad (USSR, 1977), face value 6 Soviet kopek, “International Congresses, 1977” series. Photo, catalogue…
- Series
- International Congresses, 1977
- Issue date
- 1977
- Face value
- 6 Soviet kopek
- Colors
- Black | Blue | Gold
- Print run
- 3,800,000
- Yvert
- SU 4347
- Michel
- SU 4573
- Stanley Gibbons
- SU 4613
- Scott
- SU 4543