1911 Macau (5 Sep) to Hong Kong, f.w. provisional label 2a on reverse. On front with Direccao do Correio de Macau cds. Arrived Hong Kong (6
1911 Macau (5 Sep) to Hong Kong, f.w. provisional label 2a on reverse. On front with Direccao do Correio de Macau cds. Arrived Hong Kong (6 Sep). No. 285 usage of the provisional label recorded by Choi Cheong Too. 1911.9.5 澳門寄香港，背貼局長代簽票1仙，正鈐Direccao do Correio de Macau日戳。9.6抵香港。蔡昌道記錄的“郵資簽條”第285件使用例子。
