China
0.3 - 0.36$
price on 03.03.2023
| Country: | China |
| Type: | Postage stamps |
| Series: | Scientists 1992 |
| Nominal: | 20 分 |
| Year: | 1992 |
| Size: | 40 x 30 mm |
| Perforation: | comb 12 |
Scientists 1992
 Xiong Qinglai and Formula 0.3$ |  Tang Feifan and Medal 0.21$ |  Zhang Xiaoqian and hospital scene 0.37$ |  Liang Sicheng and plan 0.46$ |