Chemical Chain Reactions Theory, N. Semyonov, 1934 1.75 ₽ — Russia, 2000
Chemical Chain Reactions Theory, N. Semyonov, 1934 (Russia, 2000), face value 1.75 ₽, “20th Century Science” series. Photo, catalogue value, details and…
- Series
- 20th Century Science
- Issue date
- 2000
- Face value
- 1.75 ₽
- Colors
- Multicolor
- Print run
- 300,000