1906 (1 May) Hong Kong QV 10c registered stationery cover (size H2 4 x 9 inch) with surch insurance fee 25c to $2.5 from Dutch Consulate to
1906 (1 May) Hong Kong QV 10c registered stationery cover (size H2 4 x 9 inch) with surch insurance fee 25c to $2.5 from Dutch Consulate to Indonesia, tied by Registered GPO cds, alongside with type RL8 registration mark. 1906.5.1香港維多利亞女皇像10仙掛號郵資封（size H2 4 x 9 inch），保費加蓋改值25仙至2元5角，自荷蘭駐港領事館寄印尼，銷總局掛號日戳，旁鈐RL8型掛號章。
