Guo Shoujing and simplified armilla 3.70 HK$ — Hong-Kong, 2015
Guo Shoujing and simplified armilla (Hong-Kong, 2015), face value 3.70 HK$, “Scientists in Ancient China” series. Photo, catalogue value, details and photo…
- Series
- Scientists in Ancient China
- Issue date
- 2015
- Face value
- 3.70 HK$
- Colors
- Multicolor