項次 1020

1926 Ulanbator (Jul) to Moscow. Mongolian Central Cooperative cover, f.w. unovpt. revenue stamp 20c in pair + ovpt POSTAGE in violet 10c, tied by Ulanbator cds. Arrived Moscow (25 Jul). Not listed in the record of covers f.w. unovpt. revenue stamp by Hellrigl. Cover folded.

1926.7 烏蘭巴托寄莫斯科。西合公司封，背貼未加蓋印花稅票20分雙連 + 紫色加蓋“POSTAGE”10分，銷烏蘭巴托日戳。7.25抵莫斯科。未列於Hellrigl所記錄貼用未加蓋印花稅票之實寄封列表中。封中折。