Sofia V. Kovalevskaya, Russian Mathematician
40 k 1951
USSR
Stamp reissued in 1955/56 with slightly smaller dimensions.
| Country: | USSR |
| Type: | Postage stamps |
| Series: | Famous Russian scientists |
| Nominal: | 40 k |
| Year: | 1951 |
| Size: | 27 x 38 mm |
| Perforation: | line 12½ |
| Mintage: | 1,000,000 |
Famous Russian scientists
Dmitry I. Mendeleyev, Russian Chemist0.18$ | 
Kliment A. Timiryazev, Russian Biologist0.15$ | 
K.E. Tsiolkovsky, Founder of Astronautics0.36$ | 
Sofia V. Kovalevskaya, Russian Mathematician |
Alexander O. Kovalevsky, Russian Biologist0.15$ | 
Alexander N. Lodygin, Russian Inventor0.15$ | 
Pavel N. Yablochkov, Russian Inventor0.15$ | 
Alexander M. Butlerov, Russian Chemist0.44$ |
Stepan P. Krasheninnikov, Russian Geographer0.17$ | 
Nikolay I. Lobachevsky, Russian Mathematician | 
Nicholai N. Miklukho-Maklai, Russian Explorer0.19$ | 
Aleksandr G. Stoletov, Russian Physicist |
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