[Season's greeting card] , by friedrich vordemberge gildewart , 1968 , abstract , Concretism style , Text, Line
A green, yellow, red, and blue graphic on a white background
 an abstract painting. On the left side of the image there is a solid green color that is separated by a thin white line. The green color is on the right side. The white color is divided by two lines. The first line is yellow. The second line is red. The third line is blue. The lines are thin and straight.