X + X by Indiana, Robert, Various Artists, Warhol, Andy, Reinhardt, Ad, Ortman, George, Motherwell, Robert, National Gallery of Art, Davis, Stuart, Poons, Larry, Kelly, Ellsworth, Wadsworth Atheneum Museum of Art, Ives-Sillman, Stella, Frank, Lichtenstein, Roy, Tremaine, Sr., Burton G., Mr. and Mrs. — VisualArtsDB
