by Georgia O'Keeffe, on mount, upper left verso, in graphite: OK 512C
Georgia O'Keeffe; gift to NGA, 1980.
- Two Lives: O'Keeffe by Stieglitz 1917-1923, The J. Paul Getty Museum, Malibu [California], 1992.
- Alfred Stieglitz: Known and Unknown, National Gallery of Art, Washington; The Museum of Fine Arts, Houston, 2002-2003, as Georgia O'Keeffe.
- Greenough 2002, cat. 858.