National Conference of Sciences 8 分 — China, 1978
National Conference of Sciences (China, 1978), face value 8 分. Photo, catalogue value, details and photo identification.
- Series
- National Conference of Sciences
- Issue date
- 1978
- Face value
- 8 分
- Colors
- Multicolor
- Yvert
- CN 2134
- Michel
- CN 1393
- Stanley Gibbons
- CN 2765
- Scott
- CN 1383