by Georgia O'Keeffe, on mount, lower left verso, in graphite: 20C
Georgia O'Keeffe; gift to NGA, 1949.
- Georgia O'Keeffe, Tate Modern, London, July 6–October 30, 2016; Bank Austria Kunstforum, Vienna, December 7, 2016–March 26, 2017; Art Gallery of Ontario, Toronto, April 22–July 30, 2017
- Greenough, Sarah. Alfred Stieglitz : The Key Set : The Alfred Stieglitz Collection of Photographs. Washington, 2002: vol. 2, cat. 871.