Piero Manzoni, Thumbprint, 1960, Ink on paper with colored mat, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/36623

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

Mario Merz, Che Fare?, 1968–73, Aluminium, wax and neon lights, Tate, London. https://dartabase.art/cite/tate/AR00598

Lucio Fontana, Concetto Spaziale (Teatrino), plate 4, from the portfolio Quattro oggetti di Lucio Fontana e due poesie di Salvatore Quasimodo (Four Objects by Lucio Fontana and Two Poems by Salvatore Quasimodo), 1965–66, One from a portfolio with four screenprint and die-cuts on aluminum foil, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/18821

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

Lucio Fontana, Concetto Spaziale (Teatrino), plate 2, from the portfolio Quattro oggetti di Lucio Fontana e due poesie di Salvatore Quasimodo (Four Objects by Lucio Fontana and Two Poems by Salvatore Quasimodo), 1965–66, One from a portfolio with four screenprint and die-cuts on aluminum foil, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/18819

Lucio Fontana, Concetto Spaziale (Teatrino), plate 2, from the portfolio Quattro oggetti di Lucio Fontana e due poesie di Salvatore Quasimodo (Four Objects by Lucio Fontana and Two Poems by Salvatore Quasimodo), 1965–66, One from a portfolio with four screenprint and die-cuts on aluminum foil, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/18820

Gianfranco Baruchello, Assez Donc! (Enough!), 1963, Synthetic polymer paint, white-out, pencil, charcoal, pastel, colored pencil, and ballpoint pen on paper, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/37496

Arnaldo Pomodoro, Study, 1960, Gouache and charcoal on paper, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/33223

Mario Merz, Lingotto, 1968, Brush-wood, beeswax and steel, Tate, London. https://dartabase.art/cite/tate/AR00608

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

Giacomo Porzano, The Riot, 1961, Ink and watercolor on paper, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/34042

Andrea Cascella, Studies for a Sculpture, 1964, Pencil on paper, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/33319

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

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

Cesare Peverelli, The Room, 1962, Tempera and pencil on textured paper, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/34577

Emilio Vedova, Franco's Spain, 1962, Ink on paper, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/34593

Lucio Fontana, Concetto Spaziale (Teatrino), plate 1, from the portfolio Quattro oggetti di Lucio Fontana e due poesie di Salvatore Quasimodo (Four Objects by Lucio Fontana and Two Poems by Salvatore Quasimodo), 1965–66, One from a portfolio with four screenprint and die-cuts on aluminum foil, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/18817