2791
unused 1919 (Feb. - Aug.) 3k to 75k. (less 25k.) imperforate blocks of four perf. 9¾ across the centre from the middle of the sheet; 75k. blocks of four and six, imperf. horizontally, and a horizontal pair imperf. between vertically; good to fine mint

细节
unused 1919 (Feb. - Aug.) 3k to 75k. (less 25k.) imperforate blocks of four perf. 9¾ across the centre from the middle of the sheet; 75k. blocks of four and six, imperf. horizontally, and a horizontal pair imperf. between vertically; good to fine mint