| Added by |
 Maciej Pasztor
|
| Face value | 2,50 złotego |
| Catalog code (Michel) | 1075 |
| Catalog code (Scott) | 828 |
| Catalog code | Polish Stamps Catalog 930 |
| Series | The opening of a new UNESCO building in Paris, France |
| Stamp colour | Yellow green and black |
| Stamp use | Commemorative stamp |
| Print run | 860,000 |
| Issue date | 03/11/1958 |
| Designer | Czesław Kaczmarczyk |
| Paper type | White; Thick Smooth |
| Print technique | Photogravure |
| Printed by | PWPW (Państwowa Wytwórnia Papierów Wartościowych) |
| Perforation | 12¾ x 12½ (comb) |
| Height | 21.20 mm |
| Width | 27.40 mm |
| Catalog prices | No catalog prices set yet |
