1890 (25 May) Heligoland 10pf formular card to Hong Kong, tied by
Heligoland double arc cds. Transit San Francisco (10 Jun). Arrived
Hong
1890 (25 May) Heligoland 10pf formular card to Hong Kong, tied by
Heligoland double arc cds. Transit San Francisco (10 Jun). Arrived
Hong Kong (14 Jul). Heligoland is a small archipelago in the North
Sea. Incoming mails to Hong Kong are extremely scarce.
1890.5.25 黑爾戈蘭島10芬尼明信片寄香港，銷黑爾戈蘭島雙弧日戳。6.10經三藩市。7.14抵香港。黑爾戈蘭島 。
