cover 1859 no watermark 6d. dull purple cancelled (not tied) "B31" on 1864 (22 Aug.) envelope to Scotland and redirected to Newmarket, showing red ink "5", "PAID/LIVERPOOL/BR. PACKET" c.d.s. in red and, on reverse, "PAID AT SIERRA LEONE" c.d.s. in red overstruck by London and Newmarket d.s. S.G. 1. Photo