Wu Youxun (1897-1977), physicist 20 分 — China, 1988
Wu Youxun (1897-1977), physicist (China, 1988), face value 20 分, “Scientists of Modern China” series. Photo, catalogue value, details and photo…
- Series
- Scientists of Modern China
- Issue date
- 1988
- Face value
- 20 分
- Colors
- Multicolor
- Yvert
- CN 2880
- Michel
- CN 2174
- Stanley Gibbons
- CN 3551
- Scott
- CN 2147