1911 Canton (28 Feb) to USA. Registered cover, f.w. Hong Kong KEVII 10c in pair, tied by Canton BPO Webb type Eii (Index B) cds., along
1911 Canton (28 Feb) to USA. Registered cover, f.w. Hong Kong KEVII 10c in pair, tied by Canton BPO Webb type Eii (Index B) cds., along with "CANTON BPO" registered mark. Transit Hong Kong (1 Mar). Arrived San Francisco (21 Mar)
