1980-1990s a group of 3 Mongolian illustrative covers, including
"830th Anniv of Genghis Khan's Birth", "750th Anniv of Mongolian
Secret
1980-1990s a group of 3 Mongolian illustrative covers, including
"830th Anniv of Genghis Khan's Birth", "750th Anniv of Mongolian
Secret History" and "80th Anniv of Mendelsen". ALl commerically
used. Slightly reduced.
1980至1990年代一組三件蒙古美術封，包括“成吉思汗誕辰八百三十週年”、“蒙古秘史七百五十週年”及“Mendelsen八十週年”，均實寄。封邊被裁。
