Li Siguang (1889-1971), geologist 8 分 — China, 1988
Li Siguang (1889-1971), geologist (China, 1988), face value 8 分, “Scientists of Modern China” series. Photo, catalogue value, details and photo…
- Series
- Scientists of Modern China
- Issue date
- 1988
- Face value
- 8 分
- Colors
- Multicolor
- Yvert
- CN 2878
- Michel
- CN 2172
- Stanley Gibbons
- CN 3549
- Scott
- CN 2145