63. Untitled, by Donal Judd. 1990. Aluminium and Plexiglas, 10 units, each 23 by 101.6 by 78.7 cm. (Tate, London; exh. Kunstsammlung Nordrhein-Westfalen, Düsseldorf).
Attributed works:
64. Untitled, by Donald Judd. 1972. Copper, enamel and alumninum, 91.6 by 155.5 by 178.2 cm. (Tate, London; exh. Kunstsammlung Nordrhein-Westfalen, Düsseldorf).