Sotheby Parke Bernet and Co. (London). (1981). Silhouettes and fine English and continental portrait miniatures: Which will be sold by auction by Sotheby Parke Bernet & Co. ..., day of sale Tuesday, 28th April, 1981. Sotheby Parke Bernet & Co.
Chicago-Zitierstil (17. Ausg.)Sotheby Parke Bernet and Co. (London). Silhouettes and Fine English and Continental Portrait Miniatures: Which Will Be Sold by Auction by Sotheby Parke Bernet & Co. ..., Day of Sale Tuesday, 28th April, 1981. London: Sotheby Parke Bernet & Co, 1981.
MLA-Zitierstil (9. Ausg.)Sotheby Parke Bernet and Co. (London). Silhouettes and Fine English and Continental Portrait Miniatures: Which Will Be Sold by Auction by Sotheby Parke Bernet & Co. ..., Day of Sale Tuesday, 28th April, 1981. Sotheby Parke Bernet & Co, 1981.