MALI 2020 Space Astronomers II IMPERFORATED

Wonderful stamp issue from Mali celebrating these great astronomers:

- Johannes Kepler (1571-1630)
- Galileo Galilei (1564-1642)
- Tycho Brahe (1546-1601)
- Mikhail Lomonossov (1711-1765)

The stamps are in perfect MINT NEVER HINGED quality. These sheets are IMPERFORATED with very low printing (less than 100 copies). 

Large image.

More space and astronomers on stamps here.