Keywords: Liebknecht-2.JPG en Reverse of the commemorative 20-Mark-coin from East Germany on the occasion of the 150th birthday of Wilhelm Liebknecht de Revers der 20-Mark-Gedenkmünze der DDR anlässlich des 150 Geburtstags Wilhelm Liebknechts own Jobel 2015-07-21 Commemorative Mark coins of East Germany Cc-zero |