76. Acrylic on board, 13.5 x 26 inches, signed Barbara Sullivan, color test on back, private collection

76. Acrylic on board, 13.5 x 26 inches, signed Barbara Sullivan, color test on back, private collection

76. Acrylic on board, 13.5 x 26 inches, signed Barbara Sullivan, color test on back, private collection (detail)

Detail