František Kupka, Girl with a Ball, c. 1908, Pastel on paper, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/37352

Stanislav Kolibal, [Untitled], (1975), Ballpoint pen and ink on paper, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/34553

Stanislav Kolibal, [Untitled], (1975), Ballpoint pen and ink on paper, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/34568

Zbigniew Makowski, [Untitled], 1965, Ink on paper, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/38584

Arent van Bolten, A Fantastic Creature, late 16th–early 17th century, Pen and brown ink, brush and brown wash, over black chalk; framing lines in pen and brown ink, The Metropolitan Museum of Art, New York. https://dartabase.art/cite/met/334690

Alphonse Mucha, Rocks on the Shore, n.d., Charcoal on paper, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/36941

František Kupka, Bather, (1906), Pastel and charcoal on gray paper, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/37271

Andrzej J. Wroblewski, Instrument #3, 1962, Colored ink and ink on paper, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/37075

Miroslaw Balka, Moulting, 1988, Pencil, colored pencil, gesso, and pine needles on paper installed with pile of pine needles on floor, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/38459

Magdalena Abakanowicz, Body 81F, 1981, Charcoal on paper, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/35178

František Kupka, Study in Verticals (The Cathedral), (1912), Pastel on colored paper, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/34122

Louis Marcoussis, Stairway with Figure, 1930, Crayon and pencil on paper, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/36794

Alphonse Mucha, Head of a Child, (n.d.), Pencil on board, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/36948

Pieter de Jode I, Neptune in his Chariot, late 16th–mid 17th century, Pen and brown ink, brown wash, over traces of black chalk, The Metropolitan Museum of Art, New York. https://dartabase.art/cite/met/334883