| Added by |
 Maciej Pasztor
|
| Face value | 1 złoty |
| Catalog code (Michel) | Porto 100 |
| Catalog code (Scott) | POSTAGE DUE J103 |
| Catalog code | Polish Stamps Catalog D100 (Znaczki dopłaty) |
| Series | Post Horn with Thunderbolts 1 |
| Place in series | 1 |
| Stamp colour | Orange brown |
| Stamp use | Postage Due stamp |
| Print run | 10,000,000 |
| Issue date | 20/05/1945 |
| Designer | J. Ogórkiewicz |
| Paper type | Gray yellow; thick; rough |
| Print technique | Lithography |
| Printed by | PZG Łódź |
| Perforation | 9 or 11 (line) |
| Height | 19.50 mm |
| Width | 26.00 mm |
| Catalog prices | No catalog prices set yet |
