lower left in graphite: 10/50; lower center in graphite: Falling Figure; lower right in graphite: SW Hayter
(Graphics International, Ltd., Washington, D.C.); Jacob Kainen, Washington, D.C., purchased July 31, 1971; gift to NGA, 2002.
- An Artist's Artists: Jacob Kainen's Collection from Rembrandt to David Smith, National Gallery of Art, Washington, DC, 2002-2003.
- Black, Peter, and Désirée Moorhead. The Prints of Stanley William Hayter: A Complete Catalogue. Mount Kisco, New York: Moyer Bell Limited, 1992, no. 178, iv/iv.