Obverse
                                                                            Crowned double-headed eagle, wreath below
Reverse
                                                                            Value within wreath, date below.
                                                                                                               Lettering: 20
1915
                        Extended information
                        
                                Year                            
                               Denomination                            
                               Currency                            
                                   Metal                                
                                                                            Iron                                                                     
                                   Ruler                                
                                   Weight                                
                                                                            3.2 g.                                                                    
                                    Diameter                                
                                                                            21
                                     mm.                                
                                    Shape                                
                                    Round