| Added by |
 Bart Perdieus
|
| Face value | 5 Francs |
| Catalog code (Michel) | BE 1907 |
| Catalog code (Scott) | BE 987 |
| Catalog code | Yvert et Tellier BE 1850 Stanley Gibbons BE 2492 AFA number BE 1914 Belgium BE 1855 Unificato BE 1850 |
| Series | 50th Anniversaty of the Royal Circle Mars and Mercurius Assoc. |
| Place in series | 1 |
| Stamp colour | multicolour |
| Stamp use | Commemorative stamp |
| Print run | 4.000.000 |
| Issue date | 14/05/1977 |
| Designer | Willy Bosschem / J. Malvaux |
| Print technique | photogravure |
| Perforation | 11 1/2 |
| Height | 39.00 mm |
| Width | 28.00 mm |
| Catalog prices | No catalog prices set yet |
