20 Groszy
(1949)
Trial Strike Al
Aluminium
1g
ø 20mm
No price or extra data is recorded for this coin, it may be rare and valuable.
20 Groszy
(1949)
Trial Strike CuNi
Copper-nickel
3g
ø 20mm
No price or extra data is recorded for this coin, it may be rare and valuable.
20 Zlotys
(1973)
Trial Strike CuNi
Copper-nickel
ø 29mm
No price or extra data is recorded for this coin, it may be rare and valuable.
20 Zlotys
(1964)
20th Anniversary of People's Republic of Poland;Trial Strike CuNi
Copper-nickel
14.1g
ø 33mm
20 Zlotys
(1964)
20th Anniversary of People's Republic of Poland;Trial Strike CuNi
Copper-nickel
ø 33mm