unused Block of Four  $1 on $2 olive-green variety both Chinese handstamps omitted in a block of four [9-10], centred left, fresh and fine mint, lightly mounted on one stamp only. An exceedingly rare multiple of this variety, it is thought only two blocks exist. S.G. F10a. Photo
1897 One Dollar Surcharge Perforation 15½ x 15
unused Block of Four $1 on $2 olive-green variety both Chinese handstamps omitted in a block of four [9-10], centred left, fresh and fine mint, lightly mounted on one stamp only. An exceedingly rare multiple of this variety, it is thought only two blocks exist. S.G. F10a. Photo

Details
unused Block of Four $1 on $2 olive-green variety both Chinese handstamps omitted in a block of four [9-10], centred left, fresh and fine mint, lightly mounted on one stamp only. An exceedingly rare multiple of this variety, it is thought only two blocks exist. S.G. F10a. Photo