lower right below plate in graphite: Lovis Corinth; lower left below plate in graphite: probe(drück?); by later hand, lower left verso in graphite: Schw. 218
Sigbert Marzynski (SM, Lugt undescribed) [later Marcy, 1892-1969]; his wife, Dr. Toni G. Marcy [1912-2008], Los Angeles; gift of the Marcy family 1991 to the National Gallery of Art.
- -- combined reference to Schwarz 1922 and Muller 1960 --