Unfolding 3rd: P from the Unfolding/Fragment Suite1989 · Screenprint with pencil additionsMuseum of Modern Art
Doubts #1: Reassess1985 · Pastel, conté crayon, charcoal, and pencil on paper48 7/8 x 37 1/8" (123 x 94 cm)Museum of Modern Art
WattsOSMLMondrian Linear Series/BWG/Combinations1976 · red and black chalk with colored pastelsCleveland Museum of Art
WattsOSMSMondrian Series (A Selection): White Ground1974 · color screenprintSheet: 50.3 x 50.4 cm (19 13/16 x 19 13/16 in.); Image: 50.3 x 50.4 cm (19 13/16 x 19 13/16 in.)Cleveland Museum of Art
Rotation/Sweep Series/Gestalt1972 · Colored pencils and graphite on off-white wove paper61.1 × 84 cm (24 1/16 × 33 1/8 in.)Art Institute of Chicago
Untitled1968 · Lithographcomposition and sheet: 19 15/16 × 20 1/16" (50.7 × 50.9 cm)Museum of Modern Art