| Added by |
 Maciej Pasztor
|
| Face value | 4 x 50 Groszy |
| Catalog code (Michel) | PL BL3 |
| Catalog code (Scott) | PL 315 |
| Catalog code | Yvert et Tellier PL BF3 Stanley Gibbons PL MS332b AFA number PL 331 Polish Stamps Catalog (Fischer) PL BL3 |
| Series | Visit of King Carol of Romania to Poland. |
| Stamp colour | Dark blue |
| Stamp use | Souvenir Sheet |
| Print run | 105,500 |
| Issue date | 30/08/1937 |
| Designer | Zygmunt Kamiński; Grv: Ferdynsnd Schirnbock |
| Paper type | White thick |
| Print technique | Engraving |
| Perforation | 12½ : 12 3/4 harrow (polish stamps catalog) |
| Height | 125.00 mm |
| Width | 102.00 mm |
| Catalog prices | No catalog prices set yet |
