Untitled , by sandu darie , 1950 , abstract , Concretism style
A painting of a blue tower with a red, white, and blue stripe.
 a painting. The background of the painting is yellow. On the right side of the picture there is a blue tower. The blue tower has three circles on it. The circles are white. The lines on the left side are red, white, and black. There is a square in the middle of the red and white lines. The square is black.