Donald Judd
Untitled, 1991

Douglas fir plywood and red and blue plexiglass
6 units, each 100 × 100 × 50 cm (39 5/16 × 39 5/16 × 19 5/8 inches)
Dia Art Foundation, Riggio Galleries, Beacon, New York.
Dia Art Foundation; Gift of Louise and Leonard Riggio.