PL.199 (OH) (SG17). Used 1854 die 1 1d pl.199 lettered OH S.C.16, one short perf at right and RPS cert states "is genuine, corner damage top right". A very scarce plate and this example in the deeper shade associated with this plate and clearly showing 6 O'CLOCK RAY FLAW NW SQUARE. RPS cert 225255. (Ref 100768).