Obverse
                                                                            Imperial eagle above date, country name around
                                                                                                               Lettering: POLSKA RZECZPOSPOLITA LUDOWA
1969
Reverse
                                                                            Stylized faces, theme, denomination, coin type
                                                                                                               Lettering: XXV - LAT - PRL 
PRÓBA 
10 ZŁ
                        Extended information
                        
                                Year                            
                               Denomination                            
                               Currency                            
                                   Metal                                
                                                                            Copper-Nickel                                                                     
                                   Krause catalog                                
                                    KM# Pr172
                                
                                   Weight                                
                                                                            9.3 g.                                                                    
                                    Diameter                                
                                                                            28
                                     mm.                                
                                    Subject                                
                                    25th Anniversary of People's Republic of Poland
                                
                                    Engraver                                
                                    Józef Markiewicz-Nieszcz                                
                                    Alignment                                
                                    Medal ↑↑
                                
                                    Shape                                
                                    Round
                                
                                    Edge                                
                                                                            Reeded











