| Added by |
 Maciej Pasztor
|
| General Description : | Polish United Workers’ Party, 25th anniversary. |
| Face value | 1,50 Złoty |
| Catalog code (Michel) | 2289 |
| Catalog code (Scott) | 2010 |
| Catalog code | Polish Stamps Catalog 2141 |
| Stamp colour | Multicolored |
| Stamp use | Commemorative stamp |
| Print run | 8,340,000 |
| Designer | Karol Śliwka |
| Paper type | Middel; white; chalky |
| Print technique | Photogravure |
| Printed by | PWPW (Państwowa Wytwórnia Papierów Wartościowych) |
| Perforation | 11¼ (comb) |
| Height | 38.30 mm |
| Width | 27.00 mm |
| Catalog prices | No catalog prices set yet |
