Rectangular, on vcase-shaped wooden strings with stretches. (Repaired.) Source: Hugo Helbing Kunsthandlung and Kunstversteigerungshaus: Kunstbesitz eines Berliner Sammlers. Katalog Nr. 49.
Provenance
Collection Jakob Goldschmidt, Berlin, Auction at 23rd June 1936 by auctionhouse Hugo Helbing, Frankfurt am Main. CatalogueNo: 184-185 (Auktionshaus Hugo Helbing, 1936)