You might like Left Right Fall Bridget Riley 1963 Supernovae Victor Vasarely 1959–61 Hyena Stomp Frank Stella 1962 Banya Victor Vasarely 1964 Late Morning Bridget Riley 1967–8 Lesson I John Walker 1968 Three over Four Robert Medley 1970 Fifteen Tess Jaray 1969 Cantus Firmus Bridget Riley 1972–3 Deny II Bridget Riley 1967 Achæan Bridget Riley 1981 Segni orizzontali Giorgio Griffa 1975