WattsOSPPassion1973 · Etching, aquatint and screenprint, with collage additionsplate 17 1/2 x 23 13/16" (44.5 x 60.5 cm)Museum of Modern Art
Liberation1956 · Etching and dust ground etching on ivory wove paperImage/plate: 68 × 45 cm (26 13/16 × 17 3/4 in.); Sheet: 74.8 × 52.4 cm (29 1/2 × 20 11/16 in.)Art Institute of Chicago
Dream and the Lie, El Greco's Leg1956 · Etching and dust and spirit ground aquatint on ivory wove paperImage/plate: 45 × 50 cm (17 3/4 × 19 11/16 in.); Sheet: 57 × 80.2 cm (22 1/2 × 31 5/8 in.)Art Institute of Chicago