Fragment, Bridget Riley
Saw this from the Philadelphia Museum of Art and was surprised I had never GGBd it. Course, I had to add a wee bit.[br][br][url=https://philamuseum.tumblr.com/post/190680765657/one-of-the-foremost-practitioners-of-op-art]philamuseum.tumblr[/url]
Information: Fragment, Bridget Riley