all by later hands: upper left verso in graphite: 321-VI; upper right in graphite: 321-VI / LOMH 91 / RF.261.1
PaceWildensteinMacGill, New York, NY; purchased with donated funds from The Circle of the National Gallery of Art by NGA, 1996.
- Frank, Robert. The Lines of My Hand. New York, 1989: pl. 91.