František Kupka, [Untitled], 1928, Gouache, watercolor, and pencil on paper, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/38252 Florent Willems, The Important Response, 19th century, oil on panel, Walters Art Museum, Baltimore. https://dartabase.art/cite/walters/37.140 Luc Tuymans, The Blue Oak (Die Blaue Eiche), 1998, Cut-and-pasted paper, gouache, and pencil on paper, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/37545 Luc Tuymans, The Heritage, 1996, Gouache on paper, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/35410 Luc Tuymans, Yzer-Tower, 1995, Watercolor on newsprint, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/35400 Luc Tuymans, [Untitled], 1989, Watercolor and pencil on paper, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/36761 Fernand Khnopff, Der Jagdaufseher, 1883, Öl auf Leinwand, Städel Museum, Frankfurt am Main. https://dartabase.art/cite/staedel/1790 Pierre Alechinsky, Study for The Snowman ([Étude] L'Homme des neiges), 1956, Ink and watercolor on paper, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/35910 František Kupka, Admiration, c. 1899, Gouache, charcoal, watercolor, crayon, and pastel on paper, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/33684 Henri Evenepoel, Im Café d'Harcourt in Paris, 1897, Öl auf Leinwand, Städel Museum, Frankfurt am Main. https://dartabase.art/cite/staedel/1796 Octave Landuyt, Turtle, 1957, Ink, crayon, and gouache on paper, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/37770 Pierre Alechinsky, Vanished in Smoke, 1962, Distemper, ink, gouache and watercolor on paper on canvas, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/33616 Paul Delvaux, Composition (The Siesta), 1947, Ink and watercolor on paper, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/36694 Aniko, Green Tara, c. 1260s; mounted, 2020, thangka; gum tempera, ink, and gold on sized cotton; mount: silk, Cleveland Museum of Art, Cleveland. https://dartabase.art/cite/cleveland/144961 František Kupka, Replica of Fugue in Two Colors: Amorpha, 1912, (1946), Gouache, ink, and pencil on paper, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/34761 Luc Tuymans, A Flemish Intellectual, 1995, Gouache and pencil on paper, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/35394 Georges Vantongerloo, XY = K Green and Red, 1929, Gouache on paper, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/35841 James Ensor, Mädchen mit Masken (Kommunion), 1921, Öl auf Leinwand, Städel Museum, Frankfurt am Main. https://dartabase.art/cite/staedel/3321 Luc Tuymans, Untitled (Sculpture), 2000, Gouache on paper, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/38540 František Kupka, Replica (1946) of Vertical Planes, (1946), Watercolor, gouache, and pencil on paper, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/34788 Luc Tuymans, The Heritage, 1996, Gouache on paper, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/35406 Pierre Alechinsky, The Complex of the Sphinx, 1967, Synthetic polymer paint, oil, and ink on Japanese paper on canvas, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/37446 František Kupka, View from a Carriage Window, c. 1901, Gouache and watercolor on paper with cardboard overlay, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/34108 František Kupka, [Untitled], c. 1925–30, Colored pencil, pencil, ink, and oil on paper, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/38250 František Kupka, Study with Green, (c. 1912), Chalk and gouache on paper, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/38151 František Kupka, Prometheus, (1909), Gouache, watercolor, ink, and pencil on paper, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/36018