lower left in plate: PG [monogram] / PARIS ALT 46 3/4 JAHRE; lower right in plate: 2/3.III.27; signed by artist, lower right under platemark, in graphite: Gangolf
Marks and Labels
stamp, verso center, in black ink: R [stamped twice]
Ruth Cole Kainen [1929-2009], Washington, DC; gift to NGA 2012.
- Rathenau, Ernest. Im Memoriam Paul Gangolf. Berlin: Euphorin Verlag, 1964, no. 43.