Centenary of Popov Central Communications Museum, Leningrad 4 Soviet kopek — USSR, 1972
Centenary of Popov Central Communications Museum, Leningrad (USSR, 1972), face value 4 Soviet kopek. Photo, catalogue value, details and photo identification.
- Issue date
- 1972
- Face value
- 4 Soviet kopek
- Colors
- Multicolor
- Print run
- 3,000,000