by Alfred Stieglitz, on mount, upper left verso, in graphite: Exhibition 1921 / Kitty at 291 / 1915 Spring
by later hand, on mount, lower left verso, in graphite: 56 D
Georgia O'Keeffe; gift to NGA, 1949.
- Alfred Stieglitz: Known and Unknown, National Gallery of Art, Washington; The Museum of Fine Arts, Houston, 2002-2003, as Kitty at 291.
- Greenough 2002, cat. 399.