| Added by |
 Maciej Pasztor
|
| Face value | 40 groszy |
| Catalog code (Michel) | 1276 |
| Catalog code (Scott) | 1028 |
| Catalog code | Polish Stamps Catalog 1131 |
| Series | 15th meeting of the Council for Mutual Economic Assistance of the Communist States. |
| Place in series | 2 |
| Stamp colour | Vilet blue, blue and red |
| Watermark | III 6 |
| Stamp use | Commemorative stamp |
| Print run | 872,000 |
| Issue date | 12/12/1961 |
| Designer | Czesław Kaczmarczyk |
| Paper type | White; middel, smooth |
| Print technique | Offset |
| Printed by | PWPW (Państwowa Wytwórnia Papierów Wartościowych) |
| Perforation | 11 x 12¼ (comb) |
| Height | 20.50 mm |
| Width | 35.00 mm |
| Catalog prices | No catalog prices set yet |
