used 1872-83, a selection all cancelled by "GB/40C" accountancy markings including 1876-78 perf. 11-12½ x 15 6d. pale green, 1/- vermilion (2), perf. 11-12½ 4d. deep blue, perf. 15 watermark upright 6d. (2, one on piece), 1881 4d. bright blue and 1882-83 4d. ultramarine. Chiefly good. (21)