London: Sotheby's, 26 April, 1980. William B. Hysan, The Clarence Dillon, Mabel Brady Garvan.
19th Century Furniture, Decorations and Works of Art
20th Century Decorative Arts, Fine Art and Modern Design
A Superb Collection of Precious-Stone Jewelry and a Group of Fine Furs
American Chic : 100 Years of Jewelry Design