Two Girls, Ibiza1937 · Etching in black on ivory wove paperImage: 15.5 × 10.3 cm (6 1/8 × 4 1/16 in.); Plate: 16 × 10.6 cm (6 5/16 × 4 3/16 in.); Sheet: 28 × 20 cm (11 1/16 × 7 7/8 in.)Art Institute of Chicago