1704
cover 1891 (24 Jan.) envelope bearing block of four [1-2/7-8] (first printing with normal "U" on position 1) tied by c.d.s. on local envelope. Very fine and an exceptionally rare multiple on cover. Photo

细节
cover 1891 (24 Jan.) envelope bearing block of four [1-2/7-8] (first printing with normal "U" on position 1) tied by c.d.s. on local envelope. Very fine and an exceptionally rare multiple on cover. Photo