EPIV1995 · Tint lithograph on white wove paperImage: 66.4 × 96.4 cm (26 3/16 × 38 in.); Sheet: 76.2 × 106.5 cm (30 × 41 15/16 in.)Art Institute of Chicago
EPV1995 · Tint lithograph on white wove paperImage/plate: 63.7 × 96.2 cm (25 1/8 × 37 7/8 in.); Sheet: 74.5 × 106.8 cm (29 3/8 × 42 1/16 in.)Art Institute of Chicago
Edge Event II No. VIII1982 · Lithograph on white wove paper86.4 × 73.7 cm (34 1/16 × 29 1/16 in.)Art Institute of Chicago
Edge Event I, No. VIII1982 · Lithograph on white wove paperImage: 54.4 × 92 cm (21 7/16 × 36 1/4 in.); Sheet: 87 × 120.4 cm (34 5/16 × 47 7/16 in.)Art Institute of Chicago
Study1977 · Black pencil and graphite with black crayon on white wove paper75.8 × 101.1 cm (29 7/8 × 39 13/16 in.)Art Institute of Chicago