U5 registered to London, bearing 1906-07 3c., 4c. on 12c., 4c. on 16c. and 4c. on 18c., each neatly cancelled by Labuan c.d.s. (Type D8), showing boxed registration h.s. and, on reverse, Singapore transit d.s. (13 May). Photo" /> U5 1907 (9 May) <I>"Ewens"</I> U5 registered to London, bearing 1906-07 3c., 4c. on 12c., 4c. on 16c. and 4c. on 18c., each neatly cancelled by Labuan c.d.s. (Type D8), showing boxed registration h.s. and, on reverse, Singapore transit d.s. (13 May). Photo | Christie's