Night Foliage1962 · Brush and black, gray, and reddish-brown wash, with touches of pen and black ink, on cream wove paper47.1 × 65.4 cm (18 9/16 × 25 3/4 in.)Art Institute of Chicago
Bird in a Transparent Cage1952 · Monotypecomposition and sheet: 15 7/8 x 12" (40.3 x 30.5cm)Museum of Modern Art