| Added by |
 Bart Perdieus
|
| Face value | 20 x 17 Francs / 0,42 Euro |
| Catalog code (Michel) | BE 3074-3093KB |
| Catalog code (Scott) | BE 1781 |
| Catalog code | Yvert et Tellier BE 3019-3038 Stanley Gibbons BE MS3656 Belgium BE BL92 Unificato BE 3020-3039MF |
| Series | The 20th Century in 80 Stamps - Part III : Technics and Sciences; Human Sciences |
| Stamp colour | multicolor |
| Stamp use | Souvenir Sheet |
| Print run | 1.043.304 |
| Issue date | 08/09/2001 |
| Designer | Gerard Alsteen |
| Print technique | photogravure |
| Perforation | comb 11½ |
| Catalog prices | No catalog prices set yet |
