| Added by |
 Bart Perdieus
|
| General Description : | Emile Fourcoult and Emile Gobbe were the inventors of the industrial fabrication of window glass. |
| Face value | 4 + 2 Francs |
| Catalog code (Michel) | BE 1027 |
| Catalog code | Stamp Number BE B578 Yvert et Tellier BE 978 Stanley Gibbons BE 1566 AFA number BE 1044 Belgium BE 978 Unificato BE 978 |
| Stamp colour | dark brown |
| Stamp use | Semi Postal stamp |
| Print run | 182.778 |
| Issue date | 10/09/1955 |
| Designer | Jean Van Noten |
| Print technique | photogravure |
| Perforation | 11 1/2 |
| Height | 28.00 mm |
| Width | 39.00 mm |
| Catalog prices | No catalog prices set yet |
