Bridget Riley

Fold

Screenprint, 2004.

27.9 x 22.9 cm

One Small Step

Screenprint on paper, 2009.

44.1 x 29.1 cm

Untitled (Nineteen Greys)

The complete set of four screenprints in colour plus the additional fifth screenprint on mylar, 1968

75 x 75 cm

Untitled (Based on Movement in Squares)

Screenprint, 1962

52 x 52 cm