Hassel Smith, 1963, 20″ x 15″

Hassel Smith, 1963, 16″ x 20″

Hassel Smith, 1963, 16″ x 20″

Hassel Smith, 1963, 16″ x 20″

Hassel Smith, 1963, 20″ x 15″

Hassel Smith, 1963, 20″ x 15″

Fred Martin, 1948, 32″ x 40″

Fred Martin, 1949, 28″ x 40″

Toshihiko Ito, 28.5″ x 36″, c. 1960s

George Abend, 1953, 66″ x 44″