René Magritte, Perspective, (1963), Crayon on paper, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/36809

René Magritte, The Thought Which Sees, 1965, Pencil on paper, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/35714

Agustín Fernández, [Untitled], 1967, Pencil on paper, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/37871

Agustín Fernández, [Untitled], 1967, Pencil on paper, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/37866

Pierre Alechinsky, Outside James' Showcase, 1968, Ink on mulberry paper, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/32969

Öyvind Fahlström, Study for Eddie (Sylvie's brother) in the Desert, 1966, Ink and pencil on notebook paper, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/37763

Raúl Milián, [Untitled], 1960, Watercolor and ink on paper, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/33784

Agustín Fernández, The King and Queen, 1960, Pencil on paper, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/33900

Öyvind Fahlström, Notes for "The Little General", 1968, Ink, ballpoint pen, and pencil on two sheets of paper, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/36867

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

Pierre Alechinsky, One Day, the Night, 1960, Ink on transparentized paper on canvas, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/37867

José Ygnacio Bermúdez, Winter Drawing 1967, 1967, Incised paper with synthetic polymer paint and pencil on paper, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/37035

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