89. Acrylic on board, 20 x 16 inches, signed '98 Barbara Sullivan, color test on back, private collection

89. Acrylic on board, 20 x 16 inches, signed ’98 Barbara Sullivan, color test on back, private collection

89. Acrylic on board, 20 x 16 inches, signed Barbara Sullivan, color test on back, private collection (detail)

Detail