| Added by |
 Bart Perdieus
|
| Face value | 50 Escudos |
| Catalog code (Michel) | AO 582 |
| Catalog code (Scott) | AO 569 |
| Catalog code | Yvert et Tellier AO 578 Stanley Gibbons AO 705 Afinsa-Mundifil AO 558 |
| Stamp colour | multicolor |
| Stamp use | Commemorative stamp |
| Issue date | 20/06/1972 |
| Designer | Alberto Cutileiro |
| Print technique | Offset lithography |
| Printed by | Litografia Nacional S.A., Porto |
| Perforation | comb 14 |
| Height | 25.00 mm |
| Width | 40.00 mm |
| Catalog prices | No catalog prices set yet |
