Bridget Riley, Stripes, Sketches 1964. Working in her Studio, 1960s. © Bridget Riley. All


Bridget Riley, Stripes, Sketches 1964. Working in her Studio, 1960s. © Bridget Riley. All
Bridget Riley, Stripes, Sketches 1964. Working in her Studio, 1960s. © Bridget Riley. All
Bridget Riley, Stripes, Sketches 1964. Working in her Studio, 1960s. © Bridget Riley. All