1848 USA (4 Apr) to Canton. Entire letter, sent “via Southampton”, applied with London transit cds (10 Apr). Further transit Hong Kong
1848 USA (4 Apr) to Canton. Entire letter, sent “via Southampton”, applied with London transit cds (10 Apr). Further transit Hong Kong (16 Jun). Arrived Canton (17 Jul) according to annotation. Scarce pre-adhesive incoming mail.1848.4.4 美國寄廣州。郵簡，寫有“via Southampton”，鈐4.10倫敦中轉戳。6.16經香港。按批示可知7.17抵廣州。少見之進口史前封。
