| Added by |
 Maciej Pasztor
|
| Face value | 6,40 złotego |
| Catalog code (Michel) | PL 1055 |
| Catalog code (Scott) | PL 814 |
| Catalog code | Yvert et Tellier PL 932 Stanley Gibbons PL 1055 AFA number PL 945 Polish Stamps Catalog (Fischer) PL 910 |
| Series | Fish |
| Place in series | 5 |
| Stamp colour | Multicolored |
| Stamp use | Commemorative stamp |
| Print run | 1,995,000 |
| Issue date | 22/04/1958 |
| Designer | Stefan Małecki |
| Paper type | White; Thick Smooth |
| Print technique | Photogravure |
| Printed by | PWPW (Państwowa Wytwórnia Papierów Wartościowych) |
| Perforation | 12¼ x 12 (comb) |
| Height | 26.50 mm |
| Width | 33.00 mm |
| Catalog prices | No catalog prices set yet |
