Planetary System 60 Mongolian möngö — Mongolia, 1977
Planetary System (Mongolia, 1977), face value 60 Mongolian möngö, “Sir Isaac Newton (1642-1727), Philosopher and Mathematician” series. Photo, catalogue…
- Series
- Sir Isaac Newton (1642-1727), Philosopher and Mathematician
- Issue date
- 1977
- Face value
- 60 Mongolian möngö
- Colors
- Multicolor
- Yvert
- MN 882
- Michel
- MN 1049
- Stanley Gibbons
- MN 1030
- Scott
- MN 951c