Lucebert, The Centipede, 1965, Gouache and pasted paper on gray paper, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/34509

Enrique Brinkmann, Procession, 1962, Ink and pencil on paper, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/33713

Pablo Picasso, The Pool, January 30, 1968, Pencil on paper, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/34830

Eduardo Chillida, Around the Void II (Alrededor del vacio II), 1965, Forged steel, Art Institute of Chicago, Chicago. https://dartabase.art/cite/aic/93444

Antonio Saura, Crucifixion, 1960, Collage and ink on black paper, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/33329

Eduardo Chillida, [Untitled], (1966), Ink on paper, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/33342

Antonio López García, The Staircase, 1967, Pencil and wax on paper on board, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/34492

Victor Magariños, [Untitled], c. 1964, Watercolor and colored ink on paper, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/37451

Pablo Picasso, [Untitled], 1969, Ballpoint pen on paper, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/35587

Willem de Ridder, Paper Flux Work, late 1960s, Offset printed cards in envelope, Harvard Art Museums, Cambridge. https://dartabase.art/cite/harvard/4676

Antonio Saura, Señorita, 1960, Gouache and ink on paper, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/37185

Pablo Picasso, Figures, 1967, Ink on paper, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/36254

Ricardo Martinez, Colored Incomprehension, 1964, Colored ink and crayon on newspaper, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/35713

Jorge Tapia, Last Summer's Blues, 1967, Pencil on paper, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/37912

Jorge Demirjian, De la Pata del Caballo (From the Horse's Leg), 1967, Charcoal on paper, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/38127

Antonio Segui, [Untitled], 1967, Gouache, crayon, pastel, and pencil on paper, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/38164

Ernesto Deira, [Untitled], (1963), Ink on paper, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/33086

Victor Magariños, [Untitled], c. 1964, Colored ink and oil on paper, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/37465

Emilio J. Renart, Bio Cosmica C, 1966, Ink on paper, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/35084

Pat Andrea, Study for Metermaid, 1968, Colored pencil, pencil, and crayon on paper, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/35811

Roberto Aizenberg, [Untitled], 1967–68, Pencil and colored pencil on paper, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/38093

Victor Magariños, [Untitled], c. 1964, Colored ink and gouache on paper, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/37458

Humberto Rivas, Desperate Self-Portrait, 1966, Pencil on paper, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/35091

Antonio Segui, [Untitled], (1963–64), Pastel, pencil, and gouache on paper, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/38163

Roberto Aizenberg, [Untitled], 1966, Colored pencil and pencil on paper, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/38091

Jorge de la Vega, Documentary, 1966, Ink on paper, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/38123

Carlos Silva, Deyber, 1968, Gouache and pencil on paper, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/38166

Jorge de la Vega, Parenthesis, 1967, Ink on paper, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/38125