cover 1855 watermark Large Star, imperf., 2d. dull blue, two examples used together with 1855-57 no watermark 2d. blue on 1857 (11 July) mourning XU5, cancelled "10", sent to England and readdressed internally on arrival, bearing Great Britain 1d. stars to pay redirection fee, showing "WELLINGTON" despatch (11 July), "WARWICK" transit (7 Dec.) and "LONDON" arrival (7 Dec.) datestamps; the imperfs. each touching at one place, margins other sides, minor imperfections and trace of soiling but still a fine and most unusual franking. Possibly unique. Photo