| Added by |
 Maciej Pasztor
|
| Material | Gold |
| Face value | 25 groszy |
| Catalog code (Michel) | 847 |
| Catalog code (Scott) | 622 |
| Catalog code | Polish Stamps Catalog 709 |
| Series | The 3rd Trade Union congress in Warsaw 1954 |
| Print run | 201,000 |
| Issue date | 30/04/1954 |
| Designer | Bogusław Brandt Grav: Jerzy Miller |
| Paper type | White; Thin Smooth |
| Print technique | Steel engraving |
| Printed by | PWPW (Państwowa Wytwórnia Papierów Wartościowych) |
| Perforation | 11¾ x 11½ (harrow) |
| Height | 27.70 mm |
| Width | 21.80 mm |
| Catalog prices | No catalog prices set yet |
