1868-74 perf. 13 2d., 3d. (4 with a pair) and 6d. handstamped "SPECIMEN" diagonally; 1d. strip of three, 2d. dark blue and 6d. yellow-green unused (6d.) or with part original gum

Details
1868-74 perf. 13 2d., 3d. (4 with a pair) and 6d. handstamped "SPECIMEN" diagonally; 1d. strip of three, 2d. dark blue and 6d. yellow-green unused (6d.) or with part original gum