cover 1857 (13 June) entire letter to London (5.9 arrival), bearing 1856-57 4d. blue with good to large margins and pelure paper 1d. deep red-brown (2) one with good to large margins, the other with margins on two sides, both showing portions of adjoining stamps, red diamond-framed "POST OFFICE/LAUNCESTON" d.s. and arrival c.d.s. on face. Regarded as one of the finest of the rare pelure paper covers