International Philatelic Exhibition, Moscow 40 Soviet kopek — USSR, 1957
International Philatelic Exhibition, Moscow (USSR, 1957), face value 40 Soviet kopek. Photo, catalogue value, details and photo identification.
- Series
- International Philatelic Exhibition, Moscow
- Issue date
- 1957
- Face value
- 40 Soviet kopek
- Colors
- Turquoise blue
- Yvert
- SU 1959a
- Michel
- SU 1978C
- Stanley Gibbons
- SU 2112a