cover 1840 (11 Sep.), SA, good to large margins, on entire letter from East Grinstead to Shrewsbury tied by several part or complete strikes of the red London "F/12SP12/1840" c.d.s. (applied in transit to obliterate the uncancelled stamp); the entire with small tear at top and traces of soiling but fine. An extremely rare cancellation usage. B.P.A. Certificate (1996). Photo