1956 Mongolia 35th Anniv of the People's Revolution 30 Mung in tete-beche pair and block of 4. MH. F-VF. Very scarce.
1956 Mongolia 35th Anniv of the People's Revolution 30 Mung in tete-beche pair and block of 4. MH. F-VF. Very scarce.1956年蒙古人民革命三十五週年30 Mung對倒四方連及橫雙連各一件，背貼上品。甚為稀罕難得。
