lower left in graphite: illegible / 23; lower right in graphite: Edv. Munch; by later hand, lower right in graphite: Obstfelder 92K736; by later hand, lower left verso in graphite: Portrait of the Norse Poet Obstfelder Etching S. 88
The Epstein Family Collection, Washington, D.C.; gift to NGA, 2008.
- Schiefler 88
- Woll 2001, 97