by Georgia O'Keeffe, on mount, upper left verso, in graphite: OK 509E
Georgia O'Keeffe Foundation, Abiquiu, NM; gift to NGA, 1990.
- NGA Anniversary 1991, p. 302.
- Recent Acquisitions of Works of Art on Paper, National Gallery of Art, Washington, 1995.
- Art for the Nation: Gifts in Honor of the 50th Anniversary of the National Gallery of Art. Exh. cat. National Gallery of Art, Washington, 1991: 302.
- Greenough 2002, cat. 558.