Series 35. Olive added. Red and blue first two color twist. Violet and green second two color twist. Reverse diagonal

Bridget Riley (née en 1931) Series 35. Olive added. Red and blue first two color twist. Violet and green second two color twist. Reverse diagonal titré '"Series 35. Olive added. Red and blue first two color twist. Violet and green second two color twist. Reverse diagonal"' (en bas à gauche); signé et daté ‘Bridget Riley 1979’ (en bas à droite) gouache sur papier 96.8 x 62 cm. Réalisé en 1979. titled '"Series 35. Olive added. Red and blue first two color twist. Violet and green second two color twist. Reverse diagonal"' (lower left); signed and dated ‘Bridget Riley 1979’ (lower right) gouache on paper 38 1⁄8 x 24 3⁄8 in. Executed in 1979.