by Georgia O'Keeffe, on original mount, upper left verso, in graphite: OK 506A
Georgia O'Keeffe; gift to NGA, 1980.
- Alfred Stieglitz at Lake George, Museum of Modern Art, New York, 14 September 1995-2 January 1996, p. 104 (recto).
- Alfred Stieglitz at Lake George. Exh. cat. Museum of Modern Art. New York, 1995: p. 104 (recto).