Brightly colored geometric shapes that appear to reference flags and military symbols. The number 4 and letter E can be seen in upper right corner.
E

1915
Oil on canvas
50 1/4 x 50 1/4 x 2 1/4 in. (127.64 x 127.64 x 5.72 cm)
Mark Ranney Memorial Fund, 1958.1

Marsden Hartley

American, 1877–1943