Museum References: Akron Art Museum, Boca Raton Museum of Art, Butler Institute of American art, Carnegie Museums of Pittsburgh/ Carnegie Institute, Dallas Museum of Art, Denver Art Museum, Frederick R Weisman Art Museum, Georgia Museum of Art, Hirshhorn Museum and Sculpture Garden, Kresqe Art Museum, Marion Koogler McNay Art Museum, Minneapolis Institute of Arts, Minnesota Museum of Fine Art, Mint Museum of Art, Montgomery Museum of Art, Museum of Art and Archaeolog- University of Missouri-Columbia, Museum of the 20th Century, National Gallery of Art, National Portrait Gallery, Neuberger Museum of Art, Orlando Museum of Art, Reynolda House-Museum of American Art, Solomon R. Guggenheim Museum of Art, Tampa Museum of Art, The John and Mable Ringling Museum of Art, The Monclair Art Museum, The Museum of Fine Art on Paper, The Nelson-Atkins Museum of art, The Saint Louis Art Museum, The University of Arizona Museum of Art, The University of Michigan Museum of Art, University of Kentucky Art Museum, Walker Art Gallery, Whitney Museum of American Art, Wright State University Art Galleries