lower center in graphite: R Morris / 69; upper left verso in graphite by unknown hand: No. 42; lower left verso in graphite by unknown hand: 16
Corcoran Gallery of Art, Washington, DC, 1969; acquired 2015 by the National Gallery of Art
- Simmons, Linda Crocker and with the assistance of Adrianne J. Humphrey, et al. American Drawings, Watercolors, Pastels, and Collages in the Collection of the Corcoran Gallery of Art. Washington, DC: Corcoran Gallery of Art, 1983: p. 243, no. 1620.