Theo van Doesburg, Study for Composition VIII (The Cow) (recto); Untitled (verso), c. 1917, Gouache, oil, and charcoal on paper (recto and verso), The Museum of Modern Art, New York. https://dartabase.art/cite/moma/35396 Käthe Kollwitz, Schwangere Frau, 1910, Strichätzung, Aquatinta, Kaltnadel sowie Vernis mou mit Durchdruck von Bütten und Zieglerschem Umdruckpapier in Braun auf Velinpapier (Kupferdruckpapier), Städel Museum, Frankfurt am Main. https://dartabase.art/cite/staedel/28015 George Grosz, The Christmas Brothers, 1917, Ink on paper, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/36787 Oskar Kokoschka, The Clear Face (Das reine Gesicht) (plate 12) from The Bound Columbus (Der gefesselte Columbus), 1916 (executed 1913), Lithograph from a portfolio of twelve lithographs, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/10597 Marc Chagall, Maternity, 1912, Gouache on paper, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/35553 George Grosz, Fit for Active Service (Kriegsverwendungsfähig), 1918, Ink and pencil on paper, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/35441 Oskar Kokoschka, Woman Triumphs over Corpse (Das Weib triumphiert über den Toten) (plate 11) from The Bound Columbus (Der gefesselte Columbus), 1916 (executed 1913), Lithograph from a portfolio of twelve lithographs, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/10596 Ernst Ludwig Kirchner, Sailor Saying Goodbye (Matrose sich verabschiedend), (1914), Ink and crayon on paper, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/33951 Oskar Kokoschka, The Apple of Eve (Der Apfel der Eva) (plate 6) from The Bound Columbus (Der gefesselte Columbus), 1916 (executed 1913), Lithograph from a portfolio of twelve lithographs, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/10602 Ernst Barlach, Christ in Gethsemane, 1919, woodcut, National Gallery of Art, Washington. https://dartabase.art/cite/nga/4145 Oskar Kokoschka, Couple in Candlelight (Das Paar im Kerzenlicht) (plate 5) from The Bound Columbus (Der gefesselte Columbus), 1916 (executed 1913), Lithograph from a portfolio of twelve lithographs, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/10601 Oskar Kokoschka, Encounter (Begegnung) (plate 9) from The Bound Columbus (Der gefesselte Columbus), 1916 (executed 1913), Lithograph from a portfolio of twelve lithographs, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/10605 Edvard Munch, Eifersucht, 1913, Öl auf Leinwand, Städel Museum, Frankfurt am Main. https://dartabase.art/cite/staedel/2776 Käthe Kollwitz, Frauenakt, 1910?, Strichätzung, Aquatinta und Vernis mou mit Durchdruck von Bütten in Braun auf Velinpapier (Kupferdruckpapier), Städel Museum, Frankfurt am Main. https://dartabase.art/cite/staedel/28019 Vasily Kandinsky, Iskusstvo. Vestnik otdela izobrazitel'nykh iskusstv narodnogo Komissariata po prosveshcheniiu (Art: Bulletin of the Department of Visual Arts in the People's Commissariat for Enlightenment), 1919 (published 1920), Complete set of eight issues of periodical, with line block reproductions in most, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/16449 Ernst Ludwig Kirchner, Zwei Frauen mit Waschbecken; Die Schwestern, 1913, Öl auf Leinwand, Städel Museum, Frankfurt am Main. https://dartabase.art/cite/staedel/2050 Ernst Ludwig Kirchner, Street Scene (Strassenszene), 1914, Ink and watercolor on paper, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/36343 Otto Dix, A Riddled Wall (Zerschossene Mauern), (1916), Pencil on paper, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/35838 Vasily Kandinsky, Watercolor No. 14 (Aquarell No. 14), 1913, Watercolor and ink on paper, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/34914 Lovis Corinth, The First Human Beings (Die ersten Menschen), (c. 1919), Lithographic crayon and pencil on paper, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/37425 Käthe Kollwitz, Märzfriedhof, 1913, Kreidelithografie (Umdruck) in Schwarz auf Velinpapier, Städel Museum, Frankfurt am Main. https://dartabase.art/cite/staedel/28023 Georges Rouault, The Three Judges, 1913, Gouache and oil on board, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/33219 Vasily Kandinsky, Untitled (Ohne Titel), 1915, Ink on paper, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/36657 Oskar Kokoschka, The Path to the Grave (Der Weg ins Grab) (plate 4) from The Bound Columbus (Der gefesselte Columbus), 1916 (executed 1913), Lithograph from a portfolio of twelve lithographs, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/10600 Ernst Ludwig Kirchner, Akt im Atelier, c. 1910, Öl auf Leinwand, Städel Museum, Frankfurt am Main. https://dartabase.art/cite/staedel/2418 Vasily Kandinsky, The Horseman (Reiter), 1916, Watercolor, ink, and pencil on paper, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/33992 Oskar Kokoschka, Two Friends at the Weisser Hirsch (Zwei Freunde auf dem Weissen Hirsch), (1917), Ink on paper, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/35498 Oskar Kokoschka, At the Crossroads (Am Scheidewege) (plate 7) from The Bound Columbus (Der gefesselte Columbus), 1916 (executed 1913), Lithograph from a portfolio of twelve lithographs, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/10603 Lovis Corinth, Wolfgang Gurlitt, (1917), Crayon on paper, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/37434 Theo van Doesburg, Composition, 1917, dated 1915, Charcoal on paper, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/37350 Theo van Doesburg, Study for Composition (The Cow), 1917, Pencil on paper, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/33340 Vasily Kandinsky, Watercolor No. 13 (Aquarell No. 13), 1913, Watercolor, ink and pencil on paper, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/34897 Ernst Ludwig Kirchner, Head of van de Velde, Bright (Kopf van de Velde, Hell), 1917, woodcut, National Gallery of Art, Washington. https://dartabase.art/cite/nga/8105 Vasily Kandinsky, Study for Painting with White Form (Entwurf zu Bild mit weisser Form), 1913, Watercolor, opaque watercolor and ink on paper, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/34885 Oskar Kokoschka, The New Columbus and Saint George (Der neue Columbus und der heilige Georg) from The Bound Columbus (Der gefesselte Kolumbus), 1916 (executed 1913), Lithograph from a portfolio of twelve lithographs, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/10598 Lovis Corinth, Woman Carrying a Basket (recto); Untitled (Study for Portrait of Frau Luther) (verso), c. 1910, Pencil on paper (recto); Pencil on paper (verso), The Museum of Modern Art, New York. https://dartabase.art/cite/moma/37438 Ernst Ludwig Kirchner, Längmatte bei Monduntergang, 1919, Farbholzschnitt von mehreren (nach Schiefler vier zerteilten) Stöcken in Hellblau, Rosa, Dunkelblau, Grün, Gelb, Orangerot, Dunkelrot und Weiß auf glattem Velinpapier, Städel Museum, Frankfurt am Main. https://dartabase.art/cite/staedel/99384 Oskar Kokoschka, The Last Judgement (Das jüngste Gericht) (plate 3) from The Bound Columbus (Der gefesselte Columbus), 1916 (executed 1913), Lithograph from a portfolio of twelve lithographs, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/10599 Georges Rouault, Man with Spectacles, 1917, Watercolor and crayon on paper, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/34664 George Grosz, Metropolis (Grossstadt), 1917, Oil on board, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/34605 Marc Chagall, Homage to Gogol. Design for curtain for Gogol festival, 1917, Gouache, watercolor, and pencil on paper, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/33623 Ernst Ludwig Kirchner, Bildnis Erna mit Hut, c. 1917, Rohrfeder in blaugrauer Tinte, Blindlinien (trockene Rohrfeder?) und Bleistift auf weiß gestrichenem Velin-Karton (halbmatt), Städel Museum, Frankfurt am Main. https://dartabase.art/cite/staedel/11768 Ernst Ludwig Kirchner, Self-Portrait with Pipe (Selbstbildnis mit Pfeife), (July 23, 1914), Ink, crayon, watercolor and gouache on paper, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/37232 Georges Rouault, Circus Trainer, 1915, Gouache and crayon on paper, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/37601 Marc Chagall, Golgotha, 1912, Gouache, watercolor, and pencil on board, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/33331 Vasily Kandinsky, Improvisation, c. 1914, Watercolor and pencil on paper, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/33718 Otto Dix, A Soldier Writing (Schreibender Soldat), 1916, Pencil on paper, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/35853 Ernst Ludwig Kirchner, Stehender Akt mit Hut, 1910, Öl auf Leinwand, Städel Museum, Frankfurt am Main. https://dartabase.art/cite/staedel/4028 George Grosz, Air Attack (Fliegerbombe), 1915, Ink on paper, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/33173 Ernst Ludwig Kirchner, Berliner Straßenszene, c. 1914, Pastellkreiden und Kohle auf Vergépapier, Städel Museum, Frankfurt am Main. https://dartabase.art/cite/staedel/11716 Oskar Kokoschka, The Face of Woman (Des Gesicht des Weibes) from The Bound Columbus (Der gefesselte Columbus), 1916 (executed 1913), Lithograph from a portfolio of twelve lithographs, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/10593 Oskar Kokoschka, Woman Bent over Phantom (Weib über Schemen gebeugt) (plate 10) from The Bound Columbus (Der gefesselte Columbus), 1916 (executed 1913), Lithograph from a portfolio of twelve lithographs, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/10595 Käthe Kollwitz, Heraus mit unsern Gefangenen, 1919, Kreide- und Pinsellithografie (Umdruck) in Schwarz mit gelbem Tonstein auf dünnem Papier, Städel Museum, Frankfurt am Main. https://dartabase.art/cite/staedel/133477 George Grosz, The End of the Road (Out of Fear of Starvation) [Das Ende des Weges (Aus Nahrungssorgen)], 1913, Watercolor and charcoal on paper, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/33054 George Grosz, The End of the Day, c. 1919, Ink on paper, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/33080 Ernst Ludwig Kirchner, Bucht an der Fehmarnküste, 1913, Öl auf Leinwand, Städel Museum, Frankfurt am Main. https://dartabase.art/cite/staedel/2767 Emil Nolde, Papuan Head (Papua-Kopf), 1914, Watercolor on paper, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/35944 Oskar Kokoschka, The Bound Columbus (Der gefesselte Columbus), 1916 (executed 1913), Portfolio of twelve lithographs, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/10594 Käthe Kollwitz, Self-Portrait with Hand on Forehead (Selbstbildnis mit der Hand an der Stirn), 1910, etching and drypoint in black-brown ink on wove paper, National Gallery of Art, Washington. https://dartabase.art/cite/nga/8218 Ernst Ludwig Kirchner, Frankfurter Westhafen, 1916, Öl auf Leinwand, Städel Museum, Frankfurt am Main. https://dartabase.art/cite/staedel/3981 Oskar Kokoschka, Man with Raised Arms and the Figure of Death (Der Mann mit erhobenen Armen und die Gestalt des Todes) (plate 8) from The Bound Columbus (Der gefesselte Columbus), 1916 (executed 1913), Lithograph from a portfolio of twelve lithographs, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/10604 Marc Chagall, Vaslaw Nijinsky, (1911), Watercolor on paper, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/37234 Otto Mueller, Adam und Eva, c. 1913–1922, Leimfarben auf Rupfen, Städel Museum, Frankfurt am Main. https://dartabase.art/cite/staedel/2004 Marc Chagall, Study for Birthday, 1915, Pencil on paper, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/36449