, bearing 1855 blue glazed paper 4a. black pair, one BISECTED DIAGONALLY, tied by unclear "B/172" and showing, on reverse, "SINGAPORE/P.O." c.d.s. A rare franking. Photo" /> U5 1859 (7 Oct.) E.L. to England, marked <I>"via Marseilles"</I>, bearing 1855 blue glazed paper 4a. black pair, one BISECTED DIAGONALLY, tied by unclear "B/172" and showing, on reverse, "SINGAPORE/P.O." c.d.s. A rare franking. Photo | Christie's