108572 - 1861 DIE 2 ALP IV (SG42) PL.51 (QF).

1861 DIE 2 ALP IV (SG42) PL.51 (QF). Good used 1861 1d rose-red on white paper pl.51 lettered QF, centred low. Plate 51 is one of two plates with Alphabet IV check letters, clearly visible on this example. (Ref 108572).