| Added by |
 Maciej Pasztor
|
| Face value | 40 groszy |
| Catalog code (Michel) | 952 |
| Catalog code (Scott) | 715 |
| Catalog code | Polish Stamps Catalog 808 |
| Series | Polish Teachers’ Trade Union, 50th anniv. |
| Place in series | 1 |
| Stamp colour | Brown |
| Stamp use | Commemorative stamp |
| Print run | 3,180,000 |
| Issue date | 21/10/1955 |
| Designer | Ryszard Kleczkowski |
| Paper type | White; Middel Smooth |
| Print technique | Photogravure |
| Printed by | PWPW (Państwowa Wytwórnia Papierów Wartościowych) |
| Perforation | 12½ x 12¾ (comb) |
| Height | 26.40 mm |
| Width | 21.00 mm |
| Catalog prices | No catalog prices set yet |
