by later hand, on mount, lower left verso, in graphite: E
Georgia O'Keeffe; gift to NGA, 1949.
- Alfred Stieglitz, “A Natural Background for Out-of-Door Portraiture,” The American Annual of Photography and Photographic Times Almanac for 1898 (New York, 1897): 210 (ill., untitled).
- Greenough 2002, cat. 189.