ca. 1912-1913
charcoal over graphite on yellow paper
National Portrait Gallery, Smithsonian Institution, Washington, D.C., gift of Anne Meyer, NPG.99.98, Photo Credit: National Portrait Gallery, Smithsonian Institution / Art Resource, New York
1914
photogravure, after charcoal drawing
National Portrait Gallery, Smithsonian Institution, Washington, D.C., NPG.88.4.E, Photo Credit: National Portrait Gallery, Smithsonian Institution / Art Resource, New York