Saul Steinberg, Two Fighting Women, 1945, Pen and black ink on ivory card (recto and verso), Art Institute of Chicago, Chicago. https://dartabase.art/cite/aic/220489

Victor Vasarely, [Untitled], 1940, Collage of cut-and-pasted, black and painted wove papers on painted, ivory wove paper, laid down on tan board, Art Institute of Chicago, Chicago. https://dartabase.art/cite/aic/196132

Isamu Noguchi, Trinity, 1945, cast 1974, Bronze, Art Institute of Chicago, Chicago. https://dartabase.art/cite/aic/259192