Zentrum aus vier Quadranten als Ergebnis der vier Kreuzflächen , by richard paul lohse , 1976 , abstract , Concretism style , Rectangle, Line, Tints and shades
A picture of squares of different colors on a white background.
 a square made up of squares. The squares are different colors. The colors are green, blue, purple, pink, orange, yellow, and green. The square is in a white frame. The borders of the image are white.