Lot 617

1910 Mengtsz (10 Mar) to French Indochina, f.w. Coiling Dragon 5c in pair for international letter rate, tied by Mengtsz bisected bilingual cds. Transit Hokow (11 Mar), Laokay (11 Mar). Arrived Hanoi (12 Mar). Since the inauguration of Yunnan-Vietnam Railway, mails from Mengtsz took only 3 days to arrive at Hanoi.

1910.3.10 蒙自寄印支，貼蟠龍5分雙連，合國外郵資，銷蒙自半切漢英日戳。3.11經河口，3.11經老街。3.12抵河內。自滇越鐵路開通，郵件自蒙自抵河內只需三天。