Helene Schjerfbeck, Mädchen mit blondem Haar, 1916, Öl auf Leinwand, Städel Museum, Frankfurt am Main. https://dartabase.art/cite/staedel/114101 Per Kirkeby, [Untitled], 1977, Watercolor on tissue paper, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/33747 Carl-Henning Pedersen, Winged Man, 1944, Watercolor and ink on paper, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/33624 Erik Ortvad, [Untitled], 1945, Watercolor on paper, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/33586 Carl-Henning Pedersen, Light Blue World Bird, 1945, Gouache and ink on paper, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/33641 Carl-Henning Pedersen, The Happy World, 1943, Watercolor and ink on paper, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/33615