Ondrejov Observatory and Galaxy 60 h — Czechoslovakia, 1967
Ondrejov Observatory and Galaxy (Czechoslovakia, 1967), face value 60 h, “13th Congress of the International Astronomical Union” series. Photo, catalogue…
- Series
- 13th Congress of the International Astronomical Union
- Issue date
- 1967
- Face value
- 60 h
- Colors
- Multicolor
- Print run
- 530,000
- Yvert
- CS 1583
- Michel
- CS 1720
- Stanley Gibbons
- CS 1674
- Scott
- CS 1489