You might like Left Right Coloured Greys I Bridget Riley 1972 Untitled Harold Cohen 1970 Parity Study in Blue and Red Anthony Hill 1971 Dial Set Two Gordon House 1966 Dial Set Three Gordon House 1966 Series 40cm Continued G Gordon House 1969 Series 40cm Continued H Gordon House 1969 Series 40cm Continued J Gordon House 1969 Red Quarter Arc Gordon House 1971 Untitled Rory McEwen 1969 Geometry? Joe Tilson 1965 Ziggurat 6 Joe Tilson 1966