Germany - East 1981 10th Socialist Unity Party Congress (2nd issue) perf m/sheet unmounted mint, SG MS E2313
Germany - East 1981 10th Socialist Unity Party Congress (2nd issue) perf m/sheet unmounted mint, SG MS E2313
Germany - East 1981 10th Socialist Unity Party Congress (2nd issue) perf m/sheet unmounted mint, SG MS E2313