This is a pure example of Lawrie's use of stylized design, to eliminate any surplus detail in creating his image of the buffalo.
One must consider this to be the highest form of Art Deco, transforming the portrait of the bison into a geometric, maplike design.
The bison head appears between the ribs of the screen which we will see are constructed from stylized arrows, arrowheads at the top, feathers at the bottom.