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

André Verlon (Willy Verkauf), No Escape?, 1958, Oil with natural resin varnish, cut-and-pasted printed paper, and gouache on board, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/33551

Hundertwasser (Friedrich Stowasser), 420 La Foudre, 1959, Oil and plaster on paper on burlap, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/37846