upper left in plate: PG [monogram]; signed by artist, lower right under image, in graphite: Gangolf; by artisit, lower left below image, in graphite: I, 1 (nur dieser, dan II) / (Linoleum); by artist, lower right, in graphite: Dedicat[illegible] an / D.H. Stinnes, Köln / Paul Gangolf / 20/8 29; by later hand, lower center, in blue pencil: Gangolf. / 21.VIII.29.
Marks and Labels
stamp, lower left recto, in black ink: R; stamp, lower left recto HS [monogram] (Lugt 1376a)
Heinrich Stinnes [d.1932], Cologne (L. 1376a). (Martin Sumers Graphics, New York); Ruth Kainen Cole [1929-2009], Washington, D.C. (Lugt 4739), purchased February 9, 1990; gift to NGA 2012.
- Rathenau, Ernest. Im Memoriam Paul Gangolf. Berlin: Euphorin Verlag, 1964, undescribed.