| Added by |
Maciej Pasztor
|
| Face value | 60 groszy |
| Catalog code (Michel) | 991 |
| Catalog code (Scott) | 747 |
| Catalog code | Polish Stamps Catalog 838 |
| Series | International museum week |
| Place in series | 2 |
| Stamp colour | Dark violet |
| Stamp use | Commemorative stamp |
| Print run | 5,027,520 |
| Issue date | 19/11/1956 |
| Designer | Czesław Kaczmarczyk Grav:Stefan Łukaszewski |
| Paper type | White; Middel Smooth |
| Print technique | Steel engraving |
| Printed by | PWPW (Państwowa Wytwórnia Papierów Wartościowych) |
| Perforation | 11¼ x 11 (harrow) |
| Height | 48.80 mm |
| Width | 36.20 mm |
| Catalog prices | No catalog prices set yet |