108579 - 1861 DIE 2 ALP IV (SG42) PL.51 (GF).

1861 DIE 2 ALP IV (SG42) PL.51 (GF). Good used 1861 1d rose-red on white paper pl.51 lettered GF, several short perfs upper left, cancelled "223" of Coventry. Plate 51 is one of two plates with Alphabet IV check letters. (Ref 108579).