| Added by |
 Maciej Pasztor
|
| Face value | 20 groszy |
| Catalog code (Michel) | 1564 |
| Catalog code (Scott) | 1301 |
| Catalog code | Polish Stamps Catalog 1415 |
| Series | Sailboats Part 3 (type of 1963) |
| Place in series | 3 |
| Stamp colour | Slate blue |
| Stamp use | Commemorative stamp |
| Print run | 52,710,000 |
| Issue date | 25/01/1965 |
| Designer | Stefan Małecki Grav: Jerzy Miller |
| Paper type | White, middel, smooth. |
| Print technique | Steel engraving |
| Printed by | PWPW (Państwowa Wytwórnia Papierów Wartościowych) |
| Perforation | 11½ x 11¾ (harrow) or 11¾ x 11½ (harrow) |
| Height | 21.00 mm |
| Width | 27.00 mm |
| Catalog prices | No catalog prices set yet |
