| Added by |
 Maciej Pasztor
|
| Face value | 1 złoty |
| Catalog code (Michel) | Porto 104A |
| Catalog code (Scott) | POSTAGE DUE J106A |
| Catalog code | Polish Stamps Catalog D111 (Znaczki dopłaty) |
| Series | Post Horn with Thunderbolts 3 |
| Place in series | 1 |
| Stamp colour | Orange brown |
| Stamp use | Postage Due stamp |
| Print run | 3,293,500 |
| Issue date | 15/02/1949 |
| Designer | J. Ogórkiewicz; Józef Wilczyk |
| Paper type | White; middel, smooth |
| Print technique | Photogravure |
| Printed by | Drukarnia Narodowa Kraków |
| Perforation | 10¾ or 11¼ (line) |
| Height | 22.00 mm |
| Width | 29.00 mm |
| Catalog prices | No catalog prices set yet |
