RAD 4 , by johannes jan schoonhoven , 1968 , abstract , Minimalism style , Line
A white circle that has a spiral design on it.
 a circle. It is made of paper. The paper is white. It has a smooth texture. The edges of the paper are sharp. The center of the circle is made up of many lines. The lines are arranged in a fan-like pattern. The background of the image is plain white. There is no text in the image.