| Added by |
 Maciej Pasztor
|
| General Description : | Professors of the Jagiellonian University. |
| Face value | 45 groszy |
| Catalog code (Michel) | PL 696 |
| Catalog code (Scott) | PL 513 |
| Catalog code | Yvert et Tellier PL 610 Stanley Gibbons PL 707 AFA number PL 590 Polish Stamps Catalog (Fischer) PL 558 |
| Series | 1st Congress of Polish Science |
| Stamp colour | violet |
| Stamp use | Commemorative stamp |
| Print run | 2.030.000 |
| Issue date | 25/06/1951 |
| Designer | Czesław Słania |
| Paper type | White; Thin Smooth |
| Print technique | Photogravure |
| Printed by | PWPW (Państwowa Wytwórnia Papierów Wartościowych) |
| Perforation | 10¾ x 10¾ (line) |
| Height | 21.00 mm |
| Width | 37.00 mm |
| Catalog prices | No catalog prices set yet |
