Jackie Ferrara, Drawing for A200 AJUT, 1979, Felt-tip pen and pencil on graph paper, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/38541

Jackie Ferrara, D71 Wall Corner and Floor, 1983, Pencil, colored pencil, and felt-tip pen on graph paper, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/36581