| Added by |
 Maciej Pasztor
|
| Face value | 20 groszy |
| Catalog code (Michel) | 1179 |
| Catalog code (Scott) | 925 |
| Catalog code | Polish Stamps Catalog 1035 |
| Series | Sections of the altar in Saint Mary's Church in Kraków, sculpt. by Veit Stoss |
| Place in series | 1 |
| Stamp colour | Prus blue |
| Watermark | III 2 |
| Stamp use | Commemorative stamp |
| Print run | 2,117,000 |
| Issue date | 20/09/1960 |
| Designer | Ryszard Kleczewski; Grav: Edward Konecki |
| Paper type | White; middel, smooth |
| Print technique | Steel engraving |
| Printed by | PWPW (Państwowa Wytwórnia Papierów Wartościowych) |
| Perforation | 12 x 11¼ (harrow) |
| Catalog prices | No catalog prices set yet |
