

Poland. 20 Zlotych 2013, European bison (Bison bonasus), Animals of the World series, by Ewa Tyc-Karpińska, Dobrochna Surajewska, Parchimowicz 1294, KM Y# 879, Fischer: K(20) 069, Silver 38,61 mm, weight 28,28 g. .925 Condition Proof, coin in original NBP blister