1911 Macau (11 Aug) to Shanghai, f.w. provisional label 2a in
horizontal pair (Yang 148) + one missing 1a, tied by Hong Kong (12
Aug)
1911 Macau (11 Aug) to Shanghai, f.w. provisional label 2a in
horizontal pair (Yang 148) + one missing 1a, tied by Hong Kong (12
Aug) transit cds. Example no. 62 in "Usages and Recorded Local
Type=set Provisional Labels of Macau 1911" by Choi Cheong Too.
1911.8.11 澳門寄上海，背貼局長簽字臨時代用票2仙雙連（楊目148） +
一枚1仙掉票，銷香港8.12中轉戳。蔡昌道《澳門郵資簽條實用統計記錄》中第62件。
