Diagonal komposition för tambur II , by otto gustav carlsund , 1928 , abstract , Concretism style
a diamond shaped piece of artwork with a red circle in the middle
A diamond shaped piece of artwork is displayed on a white background. The diamond is black with a red circle in the middle. The red circle is surrounded by black and white blocks. The blocks are arranged in a way that creates a zigzag pattern. The black blocks are separated by a thin brown line that runs the length of the diamond.