František Kupka, [Untitled], 1928, Gouache, watercolor, and pencil on paper, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/38252

Amedeo Modigliani, Mario the Musician, 1920, Pencil on paper, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/34113

Giorgio de Chirico, Portrait of Giovinetto Aldo Castelfranco, 1920, Pencil on paper, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/33485

Ivo Pannaggi, Collage, 1926, Parcel post wrapping, stamps, ink, and cut-and-pasted printed paper, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/33036

Giorgio de Chirico, Euripides, 1921, Pencil on paper, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/37600

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