Joseph Cook, Postmaster General of New South Wales, 1894 - 1898, 1897-99 Jubilee perforated colour Trials of 1d, in the design of the issued 2½d, in dull violet, ochre, green, or pinkish red, and the 2d issued design in pinkish-red, dull violet, pale blue or ochre; all on ungummed unwatermarked paper mounted on a thin piece of card. (8 items)