20 Zlotys COMECON Anniversary Trial Strike
€152,800.00
| Issuer | Poland |
| Year | 1974 |
| Type | Pattern |
| Value | 20 Zlotys (20 Złotych) (20 PLZ) |
| Currency | Third Zloty (1949-1994) |
| Composition | Copper-nickel |
| Weight | |
| Dimensions | 29 mm |
| Thickness | |
| Shape and Technique | Round Milled |
| Orientation | Medal alignment ↑↑ |
| Engraver(s) | Józef Markiewicz-Nieszcz |
| In circulation to | |
| Reference(s) | KM#Pr235, Fischer Po#P141b, ParM#P302b |