Popocatepetl, Spirited Morning-- Mexico, 1932 Oil on board, 25 x 29 in // Smithsonian American Art Museum, Washington DC

Portrait of a German Officer, 1914 Oil on canvas, 68 1/4 x 41 3/8 in // Metropolitan Museum of Art, New York

Sustained Comedy, 1939 Edit this at Wikidata Oil on academy board, 28.1 x 22 in // Carnegie Museum of Art, Pittsburgh

The Blast of Winter, 1908 Oil on canvas, 29 5/8 × 29 5/8 in // Whitney Museum, New York

Yliaster (Paracelsus), 1932 Oil on paperboard mounted on particleboard, 25 1⁄4 x 28 1⁄2 in // Smithsonian American Art Museum, Washington DC

Albert Pinkham Ryder, 1938 Oil on academy board, 28 x 22 in // Metropolitan Museum of Art, New York

Painting No. 50, 1914 - 15 Oil on canvas, 47 x 47 in // Art Institute of Chicago

Movements, 1913 Oil on canvas, 47 x 47 Art Institute of Chicago

Painting No. 48, circa 1913 Oil on canvas, 47.2 × 47.2 in // Brooklyn Museum, New York

Lighthouse, 1915

American Indian Symbols, 1914 Oil on canvas Amon Carter Museum, Fort Worth, Texas

The Window, c 1924 Oil on canvas, 35.6 x 25.6 in // Columbus Museum of Art