10 Zlotys 20th Anniversary of People's Republic of Poland,Trial Strike CuNi
€1.00
| Issuer | Poland |
| Year | 1964 |
| Type | Coin pattern |
| Value | 10 Zlotys (10 Złotych) (10 PLZ) |
| Currency | Third Zloty (1949-1994) |
| Composition | Copper-nickel |
| Weight | 13 g |
| Dimensions | 31 mm |
| Thickness | |
| Shape and Technique | Round Milled |
| Orientation | Medal alignment ↑↑ |
| Engraver(s) | Wacław Kowalik |
| In circulation to | |
| Reference(s) | KM#Pr104, Fischer Po#P093b, ParM#P244b |