Arts Everyday Living: Through the Eyes of an Art Nouveau Artist–Heavenly Colors of October By Joan Hart on November 4, 2018 in Art Happenings Edward Okun, Autumn Leaves, 1912, oil on canvas, National Museu, Warsaw, Poland Polish artist Edward Okun (1872-1945) is often considered an Art Nouveau artist, apparent in the graceful, curving line of the branches of the autumnal tree. art appreciation, autumn in art, Polish art, trees in art