| Added by |
 Radu Andron
|
| Face value | 50 Groszy |
| Catalog code (Michel) | PL 2265 |
| Catalog code (Scott) | PL 1987 |
| Catalog code | Yvert et Tellier PL 2105 Stanley Gibbons PL 2250 AFA number PL 2150 Polish Stamps Catalog (Fischer) PL 2117 |
| Series | Ochrona srodowiska (Environmentalism) |
| Place in series | 1 |
| Stamp colour | Multicolored |
| Stamp use | Commemorative stamp |
| Print run | 6,349,000 |
| Issue date | 30/08/1973 |
| Designer | Helena Matuszewska |
| Paper type | Middel; white; chalky |
| Print technique | Photogravure |
| Printed by | PWPW (Państwowa Wytwórnia Papierów Wartościowych) |
| Perforation | 11 x 10¾ (comb) |
| Height | 36.00 mm |
| Width | 49.50 mm |
| Catalog prices | No catalog prices set yet |
