Russia
N.Semyonov, Nobel prize winner in Chemistry 1956.
| Country: | Russia |
| Type: | Postage stamps |
| Series: | Birth Centenaries |
| Nominal: | 750 ₽ |
| Year: | 1996 |
| Size: | 28 x 40 mm |
| Perforation: | comb 12¼ x 12 |
| Mintage: | 500,000 |
Birth Centenaries
 Birth Centenary of M. Koshkin, tank designer 0.19$ |  Birth Centenary of N. Semyonov |