Félix Vallotton, Blonder Akt, 1921, Öl auf Leinwand, Städel Museum, Frankfurt am Main. https://dartabase.art/cite/staedel/2243

Piet Mondrian, Lozenge Composition with Yellow, Black, Blue, Red, and Gray, 1921, Oil on canvas, Art Institute of Chicago, Chicago. https://dartabase.art/cite/aic/109819

Édouard Vuillard, Siesta, 1928, Pencil and watercolor on paper, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/36851

Piet Mondrian, Composition with Red, Yellow, and Blue, 1927, oil on canvas, Cleveland Museum of Art, Cleveland. https://dartabase.art/cite/cleveland/143278