135909 1870 6D LILAC DIE PROOF WITHOUT CORNER LETTERS OR PLATE NUMBER.

1870 6D LILAC DIE PROOF WITHOUT CORNER LETTERS OR PLATE NUMBER. A superb and very rare 1870 die proof for the final design 6d value in lilac on white matt card, 92 x 60, without plate number or corner letters. The first example we have seen and listed on page 88 Galland/Louis. Very rare. (Ref 135909).