20 Zlotys Trial Strike CuNi
€51,787.00
| Issuer | Poland |
| Year | 1973 |
| Type | Patterns |
| Value | 20 Zlotys (20 Złotych) (20 PLZ) |
| Currency | Third Zloty (1949-1994) |
| Composition | Copper-nickel |
| Weight | 10.1 g |
| Dimensions | 29.0 mm |
| Thickness | |
| Shape and Technique | Round Milled |
| Orientation | Medal alignment ↑↑ |
| Engraver(s) | Jerzy Jarnuszkiewicz |
| In circulation to | 1 January 1995 |
| Reference(s) | KM#Pr212, Fischer Po#P136b, ParM#P297a |