on mount, upper left verso, in graphite: 1918; all by Georgia O'Keeffe, on mount: lower left, in graphite: Treated by Steichen; lower left verso, in graphite: OK 21B; all by later hands: lower center, in graphite: 39; on mount, lower center, in graphite: 39
Georgia O'Keeffe; gift to NGA, 1980.
- 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. 483.