signed by artist, lower right below plate, in graphite: Gangolf; by artist, lower left below plate, in graphite: 2. Probedruck; by artist, center below plate, in graphite: ,, TOM MIX"; by later hand, lower right, in graphite: Paul GANGOLF; by later hand, verso lower left, in graphite: 9840
Marks and Labels
stamp, verso center, in black ink: R
(Karl & Faber, Munich, June 1-2, 1989, lot 880); Ruth Cole Kainen [1922-2009], Washington, D.C. (Lugt 4739); gift to NGA 2012.
- Rathenau, Ernest. Im Memoriam Paul Gangolf. Berlin: Euphorin Verlag, 1964, no. 39.