20 Markkaa Pattern
€1.00
| Issuer | Finland |
| Year | 1956 |
| Type | Coin pattern |
| Value | 20 Markkaa |
| Currency | Markka (1860-1963) |
| Composition | Nickel |
| Weight | |
| Dimensions | |
| Thickness | |
| Shape and Technique | Round Milled |
| Orientation | |
| Engraver(s) | |
| In circulation to | |
| Reference(s) | KM#Pn51 |