essay 1979-83, artwork with 13 items including 1979 Year of the Child 20p. artist's coloured essay (108x150mm.) 1980 Christmas set of 4 outlines, 1980 Rotary artist's coloured essays (2, both 125x155mm.), 1981 World Food Day 2c. artist's coloured essay (175x125mm., endorsed "Do not use", 1983 Commonwealth Day set of 4 artist's coloured drawings (each 50x70mm.)