Monkeys as Judges of Art, 1889, oil on canvas, 84.5 x 107.5 cm. Neue Pinakothek

Affe am Klavier (Monkey at the piano), oil on canvas. Private collection

Der Atelierbesuch (A Visit To The Artist’s Studio), oil on canvas, 88 x 124 cm. Private collection

Affe vor Skelett (Monkey before skeletton), 1900, oil on canvas, 61 x 44.5 cm. Private collection

Die Gelehrten (The Scholars), oil on canvas, 60.5 x 45 cm. Private collection

Gabriel von Max with a young baboon, 1902