lower right below plate mark in graphite: Lovis Corinth; in later hand, lower left verso in graphite: Schw. 441
Sigbert Marzynski (SM, Lugt undescribed) [later Marcy, 1892-1969]; his wife, Dr. Toni G. Marcy [1912-2008], Los Angeles; gift 1998 to the National Gallery of Art.
- Lovis Corinth: Master Prints and Drawings from the Marcy Family and the National Gallery of Art, NGA, 1993-1994, cat. no. 64 (as Walchen Lake)
- -- combined reference to Schwarz 1922 and Muller 1960 --