Poland. 10 Zlotych 1969, Mikolaj Kopernik, Parchimowicz 232.c, KM Y# 51a, Cu-Ni 28 mm, weight 9,45 g., Condition aUNC, mint error, crack in the stamp near the eye on the reverse resembling a flying tear, a great curiosity
Poland, Peoples Republic. 10 Zlotych 1973, Tadeusz Kosciuszko, Parchimowicz 236.d, Fischer OB 061, KM Y# 50a, Cu-Ni 28 mm, weight 9,89 g., struck with a broken reverse stamp, Condition UNC, slightly toned, coin in box ECC MS 66
Poland, Peoples Republic. 5 Groszy 1968, Warszawa, Parchimowicz 204.i, Fischer OB 029, KM Y# A46, Aluminium 17,6 mm, Condition BU, coin in a box ESS MS 66
Poland, Peoples Republic. 10 Groszy 1961, Warszawa, Parchimowicz 206.a, Fischer OB 031, KM Y# AA47, Aluminium 17,6 mm, weight 0,7 g., Condition BU, coin in box ECC MS 67
Poland, 50 Zlotych 1980, Kazimierz I Odnowiciel, rotated dies ca. 15 degrees (mint error), Parchim. 259, KM Y# 117, Cu-Ni 30,5 mm, weight 11,6 g., Condition aXF