項次 690

1923 Batang (14 Apr) to USA, f.w. Junk 5c in pair, tied by Yunnan Atuntze cds. Transit Likiang (5 May), Yunnanfu (17 May). This cover was probably sent by M. Duncan, Tibetan Christian Mission. Illustration 12, p. 11 in “The Development of Yunnan Post System 1901-1949” by Mah Lang Moe.

1923.4.14 巴塘寄美國，貼帆船5分雙連，銷雲南阿墩子腰框日戳。5.5經麗江，5.17經雲南府。此信寄件人可能為Tibetan Christian Mission之傳教士M. Duncan。馬蘭茂著《雲南郵政史1901-1949》第11頁圖12原件。《郵史研究》第三十期原件。