75th Birth Anniversary of Otto Yulyevich Schmidt (1891-1956) 4 Soviet kopek — USSR, 1966
75th Birth Anniversary of Otto Yulyevich Schmidt (1891-1956) (USSR, 1966), face value 4 Soviet kopek, “Soviet Scientists” series. Photo, catalogue value…
- Series
- Soviet Scientists
- Issue date
- 1966
- Face value
- 4 Soviet kopek
- Colors
- Dark blue | Sepia
- Print run
- 3,000,000
- Yvert
- SU 3156
- Michel
- SU 3291
- Stanley Gibbons
- SU 3282
- Scott
- SU 3191A