lower right in graphite: MAX WEBER; lower right corner in graphite by unknown hand: z
(Gerald Peters Gallery, Santa Fe, New Mexico); Jack and Margrit Vanderryn, Bethesda, Maryland, 2002; acquired 2015 by the National Gallery of Art
- Rubenstein, Daryl R. Max Weber: A Catalogue Raisonné of His Graphic Work. San Francisco: Alan Wofsy Fine Arts, 2013, pp. 187-188, no. 28.