| Added by |
 Maciej Pasztor
|
| Face value | 10 złotych |
| Catalog code (Michel) | PL 558 |
| Catalog code (Scott) | PL 472 |
| Catalog code | Yvert et Tellier PL 572 Stanley Gibbons PL 668 AFA number PL 554 Polish Stamps Catalog (Fischer) PL 514 |
| Series | The 60th anniversary of Labour Day |
| Stamp colour | deep violet |
| Stamp use | Commemorative stamp |
| Print run | 4,250,000 |
| Issue date | 26/04/1950 |
| Designer | Edmund John |
| Paper type | White; Thin Smooth |
| Print technique | Photogravure |
| Printed by | Drukarnia Narodowa w Krakowie |
| Perforation | 11¼ x 12 |
| Height | 21.20 mm |
| Width | 26.50 mm |
| Catalog prices | No catalog prices set yet |
