| Added by |
 Maciej Pasztor
|
| General Description : | Like Scott 299 or Pl. St. Cat. 285 Cave! Counterfeits exist. |
| Face value | 30 Groszy |
| Catalog code (Michel) | PL 313 |
| Catalog code (Scott) | PL 306 |
| Catalog code | Yvert et Tellier PL 390A Stanley Gibbons PL 329 AFA number PL 322 Polish Stamps Catalog (Fischer) PL 292 |
| Series | Gordon-Bennett Intl. Balloon Race. |
| Stamp colour | carmine red |
| Stamp use | Commemorative stamp |
| Print run | 251,650 |
| Issue date | 15/08/1936 |
| Designer | Leonard Sowiński Grav. Wlodzimierz Vacek |
| Print technique | Typography (Overprint) |
| Printed by | PWPW |
| Perforation | comb 12¾ x 12½ |
| Height | 26.00 mm |
| Width | 32.00 mm |
| Catalog prices | No catalog prices set yet |
