You might like Left Right Untitled [Nineteen Greys C] Bridget Riley 1968 Untitled [Nineteen Greys D] Bridget Riley 1968 Elongated Triangles 5 Bridget Riley 1971 Coloured Greys III Bridget Riley 1972 Coloured Greys I Bridget Riley 1972 Coloured Greys II Bridget Riley 1972 Bronze by gold Richard Hamilton 1985–7 Bronze by gold (b) Richard Hamilton 1985–87 Bronze Head Rotimi Fani-Kayode 1987, printed c.1987–8 Bronze Spheric Theme Naum Gabo c.1960 Bronze Form (Patmos) Dame Barbara Hepworth 1962–3, cast 1963 Elongated Triangles I Bridget Riley 1971