1902 (Apr.) Cowan paper, watermarked, a collection on leaves with a range of shades, the mint including perf. 11 vertical marginal pair and a single, perf. 14 (72 with several blocks of four or larger, one with manscript "1" scratched in margin and a pair, variety imperforate vertically), perf. 14x11 block of four, perf. 11x14 (19 with a block of sixteen) and mixed perfs. (10 with a vertical marginal pair imperforate at left and two blocks of four); generally good to fine