unused Block Larger Than four A block of twenty-four (6x4) from the lower right pane, [37-60], perforated by Somerset House with wing-margin at left, fresh mint with several remaining unmounted; crease in third horizontal row. S.G. 1, £2,040

Details
unused Block Larger Than four A block of twenty-four (6x4) from the lower right pane, [37-60], perforated by Somerset House with wing-margin at left, fresh mint with several remaining unmounted; crease in third horizontal row. S.G. 1, £2,040