Royal Observatory of Belgium, Comet Arend-Roland 6 fr — Belgium, 1966
Royal Observatory of Belgium, Comet Arend-Roland (Belgium, 1966), face value 6 fr, “National Scientific Heritage” series. Photo, catalogue value, details…
- Series
- National Scientific Heritage
- Issue date
- 1966
- Face value
- 6 fr
- Colors
- Multicolor
- Print run
- 2,500,000
- Yvert
- BE 1379
- Michel
- BE 1432
- Stanley Gibbons
- BE 1972
- Scott
- BE 669