| Added by |
 Maciej Pasztor
|
| Face value | 40 groszy |
| Catalog code (Michel) | PL 1051 |
| Catalog code (Scott) | PL 810 |
| Catalog code | Yvert et Tellier PL 928 Stanley Gibbons PL 1051 AFA number PL 941 Polish Stamps Catalog (Fischer) PL 906 |
| Series | Fish |
| Place in series | 1 |
| Stamp colour | multicolor |
| Stamp use | Commemorative stamp |
| Print run | 5,500,000 |
| 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 | 26.00 mm |
| Width | 32.50 mm |
| Catalog prices | No catalog prices set yet |
