Robert Motherwell, La Belle Mexicaine (Maria), 1941, oil on canvas, 29 1/2 x 23 3/4 inches / 74.9 x 60.3 cm. © Dedalus Foundation, Inc./ Licensed by VAGA, New York, NY

Robert Motherwell, Orange Personage, 1947, oil and sand on canvas, 54 3/4 x 37 inches, 139.1 x 94 cm, © Dedalus Foundation, Inc. / Licensed by VAGA, NewYork, NY

Robert Motherwell, The Sentinel, 1942, oil and graphite on canvas, 33 7/8 x 41 7/8 inches 86 x 106.4 cm© Dedalus Foundation, Inc. / Licensed by VAGA, NewYork, NY

Robert Motherwell, Line Figure on Green, 1945, oil and sand on canvas board, 16 x 11 7/8 inches, 40.6 x 30.2 cm © Dedalus Foundation, Inc./ Licensed by VAGA, NewYork, NY

Robert Motherwell, The Hotel Corridor, 1950, oil on masonite, 44 x 55 inches, 111.8 x 139.7 cm © Dedalus Foundation, Inc. / Licensed by VAGA, NewYork, NY