Robert Mangold, American, born 1937
Compound Ring, 2011
Pastel and black pencil on paper
31 5/16 × 29 13/16 in. (79.5 × 75.7 cm)
Work on paper-Drawing
Bequest of William F. Stern
2013-29.77
© Robert Mangold / Artists Rights Society (ARS), New York
