1911. Lhasa (17 Jul) to Shanghai. F.w. 2x 10c CIP coiling dragon to
pay for international registration (#1639). Transit Yatung (25
July)
1911. Lhasa (17 Jul) to Shanghai. F.w. 2x 10c CIP coiling dragon to
pay for international registration (#1639). Transit Yatung (25
July) with Indian stamps additionally affixed. Arrived Shanghai 19
Aug. This is the last recorded cover of original CIP stamps used in
Tibet. 29 covers from Diez correspondence are recorded. Ex-Fortune
Wang. Tibet Postal History and Stamps. p.500
1911. 拉薩（六月廿二）寄往上海，貼大清郵票20分，支付國際挂號郵資，六月三十日、7月25日經亞東，加貼印度郵票，
走印度海路，8月19日到達上海。挂號1639.
本件是無加蓋票在西藏最後使用的例子。王豐銓、蔡盛舊藏。《西藏郵政與郵票史》頁500原件。
