unused Block Larger Than four -- 1/- slate-black, a complete pane of sixty (6x10) showing the variation that occurs in the oblique stroke in the figures of value, fresh and fine mint. A rare multiple. Sc. J9; S.G. D9/9a, £3860

細節
unused Block Larger Than four -- 1/- slate-black, a complete pane of sixty (6x10) showing the variation that occurs in the oblique stroke in the figures of value, fresh and fine mint. A rare multiple. Sc. J9; S.G. D9/9a, £3860