| Added by |
 Maciej Pasztor
|
| Material | Gold |
| Face value | 50 złotych |
| Catalog code (Michel) | from left 477a and 477aI |
| Catalog code (Scott) | C20 (see 344) |
| Catalog code | Polish Stamps Catalog from left: 442 a and 442 as |
| Series | Air-Mail 1947 |
| Print run | 278,300 |
| Issue date | 10/09/1947 |
| Designer | Jan Michał Grubecki overprint : Józef Wilczyk |
| Paper type | white middel |
| Print technique | Typography |
| Printed by | Drukarnia Narodowa w Krakowie |
| Perforation | 12¼ line |
| Height | 33.00 mm |
| Width | 22.20 mm |
| Catalog prices | No catalog prices set yet |
