unused Block Larger Than four -- 1d. marginal blocks of thirty and eighteen with plate numbers (2, both lightly toned), and 2½d. plate number blocks of twelve (both lightly toned, one with a thin) and a block of eighteen

Details
unused Block Larger Than four -- 1d. marginal blocks of thirty and eighteen with plate numbers (2, both lightly toned), and 2½d. plate number blocks of twelve (both lightly toned, one with a thin) and a block of eighteen