essay 1884 colour printed sheet headed "SCHEME SHOWING THE DESIGNS AND COLOURS OF THE STAMPS THAT WILL BE IN USE AFTER APRIL THE 1st 1884." depicting the 1883 or 1884 Lilac and Green set, 1883-84 2/6d., 5/- and 10/-, 1884 1 brown-lilac and the 5 orange; slight toning and tears at top and bottom but otherwise fine