Carl Fredrik Reuterswärd, Bam Bam, 1958, Colored ink on paper, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/37755

Jan Groth, [Untitled], 1970, Crayon on paper, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/35882

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

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