Spazio totale , by mario nigro , 1954 , abstract , Op Art style , Pattern, Line
A picture of a blue and yellow checkered surface.
 an abstract art piece. It has a dark blue background with yellow squares on it. The yellow squares are arranged in a grid like pattern. There are also yellow lines in the middle of the blue squares. The lines are curved and intersecting at the top and bottom of the image. The overall effect is that of a spider web.