lower right in graphite: SW Hayter 44; lower center in graphite: Cronos; lower left in graphite: 30/50; upper left edge in graphite: For Minna + Jack / 21-10/47 SWH
Gift of the artist to Minna Citron and "Jack", New York, October 21, 1947. (Miriam Redlin Paintings & Drawings, Ltd.);  Jacob and Ruth Cole Kainen, Chevy Chase, MD, purchased December 4, 1974; gift to NGA, 1994.
- Black, Peter, and Désirée Moorhead. The Prints of Stanley William Hayter: A Complete Catalogue. Mount Kisco, New York: Moyer Bell Limited, 1992, no. 160, iv/iv.