3rd All Union Youth Philatelic Exhibition, Yerevan 4 Soviet kopek — USSR, 1975
3rd All Union Youth Philatelic Exhibition, Yerevan (USSR, 1975), face value 4 Soviet kopek. Photo, catalogue value, details and photo identification.
- Issue date
- 1975
- Face value
- 4 Soviet kopek
- Colors
- Blue | Red
- Print run
- 4,200,000