Carl Grossberg (Wuppertal-Elberfeld 1894 – 1940 near Lâon). ”Der gelbe Kessel”. 1933 Watercolour on Fabriano wove paper. 49,9 × 40,2 cm (19 ⅝ × 15 ⅞ in.). Signed and dated lower right: C Grossberg 1933. [3317] Provenance: Private Collection, USA Exhibition: Kommt noch... The watercolour is a preliminary study for the painting of the same title, which is in the Von der Heydt-Museum in Wuppertal