| Added by |
 Maciej Pasztor
|
| Face value | 20 groszy |
| Catalog code (Michel) | 1138B;1139B |
| Catalog code (Scott) | 886;887 |
| Catalog code | Polish Stamps Catalog 994A;995A |
| Series | Folk costumes Part 1 |
| Place in series | 1 |
| Stamp colour | Slate green and black |
| Watermark | III 1 |
| Stamp use | Commemorative stamp |
| Print run | 610,400 |
| Issue date | 18/12/1959 |
| Designer | Czesław Kaczmarczyk Grav: Stefan Łukaszewski |
| Paper type | White; middel, smooth |
| Print technique | Steel engraving and Photogravure |
| Printed by | PWPW (Państwowa Wytwórnia Papierów Wartościowych) |
| Perforation | 11¾ x 12¼ (comb) |
| Height | 34.00 mm |
| Width | 27.50 mm |
| Catalog prices | No catalog prices set yet |
