| Added by |
 Maciej Pasztor
|
| Face value | 2,50 złotego |
| Catalog code (Michel) | 1220 |
| Catalog code (Scott) | 968 |
| Catalog code | Polish Stamps Catalog 1076 |
| Series | 300 years of Polish press (1661-1961) |
| Place in series | 3 |
| Stamp colour | Blsck violet and blue |
| Watermark | III 6 |
| Stamp use | Commemorative stamp |
| Print run | 300,000 |
| Issue date | 03/01/1961 |
| Designer | Czesław Kaczmarczyk |
| Paper type | White; middel, smooth |
| Print technique | Offset and dry stamping |
| Printed by | PWPW (Państwowa Wytwórnia Papierów Wartościowych) |
| Perforation | 11¾ x 12 (comb) |
| Height | 35.50 mm |
| Width | 27.00 mm |
| Catalog prices | No catalog prices set yet |
