細節
cover 1933 (14 June) OGS envelope (240x114mm.; light creases and central vertical fold) registered to England bearing 1924-37 2c. green, 4c. orange, 5c. chocolate and 8c. grey-black, all tied by Type D5 c.d.s., showing Assistant Resident's circular cachet in violet at lower left and, on reverse, Singapore transit d.s. (19.6). An attractive four-colour franking. Photo