項次 1519

1956 Macao (19 Oct) to Lumpohsun, Tibet, returned to sender, f.w. Macau issue x4 on reverse, tied by Macau hexagonal d.s. Transit Lhasa (3 Dec) but returned to sender with “No Such Institution and returned / Lhasa Post Office” cachet. Mails to location without post office in Tibet will be returned. Illustration from “Tibet Stamps and Postal History” by Steven Chazen and Danny Wong fig 5, p. 382.

1956.10.19 澳門寄倫布汎郵局局長，退回寄件人。背貼澳門票4枚，銷澳門六角形日戳。12.3抵拉薩但 被退回，鈐“本地無此機構故退 / 拉薩郵電局”指示戳。如郵件寄往西藏未設郵局之城鎮將會被退。此指 示戳基本上只見於趙芝雲寄出之信件上。蔡盛及王劍智著《青康藏郵驛史》第382頁圖例5號原件。