Adolf Ziegler (1892-1959), The Four Elements: Fire (left wing), Earth and Water (center panel), Air (right wing), 1937, Oil on canvas, 66 7/8 x 106 ¼ in. (170 x 270 cm), Pinakothek der Moderne, Bayerische Staatsgemaeldesammlungen, Munich. Photo credit: bpk, Berlin/Art Resource, NY