by Alfred Stieglitz, on mount, lower left verso, in graphite: A1
by Georgia O'Keeffe, on mount, lower left verso, in graphite: 3D
by later hand, on mount, upper left verso, in graphite, in square: 1
Georgia O'Keeffe; gift to NGA, 1949.
- Photographs by Alfred Stieglitz, National Gallery of Art, Washington, DC, March 16–April 27, 1958
- Bry, Doris. Exhibition of Photographs by Alfred Stieglitz. Exh. cat. National Gallery of Art, Washington, 1958: no. 102, pl. 14.
- Greenough, Sarah. Alfred Stieglitz: The Key Set: The Alfred Stieglitz Collection of Photographs. Washington, 2002: vol. 2, cat. 1574.