Johannes Grützke (1937 – Berlin – 2017). ”Archimedes”. 1976 Oil on canvas. 160 × 135,5 cm (63 × 53 ⅜ in.). Monogrammed and dated with brush in green upper right: J.G. 76. Signed, dated and titled with brush in black on the reverse: Johannes Grützke 21.1.1976 „Archimedes“. On the central crossing a label of Galerie Buchholz, Munich. Holeczek 187.– [3248] Provenance: Private Collection, Rhineland-Palatinate (acquired in 1979 at Galerie Heike Curtze, Düsseldorf)