Installation view of Spilling Over: Painting Color in the 1960s (Whitney Museum of American Art, New York, March 29-August 2019). From left to right: Bob Thompson, Triumph of Bacchus, 1964; Helen Frankenthaler, Orange Mood, 1966; Emma Amos, Baby, 1966; Josef Albers, Homage to the Square: “Wait”, 1967; Sam Gilliam, Bow Form Construction, 1968; Richard Anuszkiewicz, The Fourth of the Three, 1963; Ellsworth Kelly, Blue Green Red, 1964; Morris Louis, Gamma Delta, 1959-60. Photograph by Ron Amstutz