Unknow maker, probably English, Mrs. James de Rothschild's Ostrich Feather Fan

Unknown maker, probably English, Mrs. James de Rothschild's Ostrich Feather Fan, 1912–13, ostrich feathers, blond tortoiseshell, platinum, and diamonds, Waddesdon, The Rothschild Collection (Rothschild Family Trust)

Lionel Nathan de Rothschild, Lady Helen Vincent, Seated at Esher Place

Lionel Nathan de Rothschild, Lady Helen Vincent, Seated, at Esher Place (detail), ca. 1910, autochrome. Reproduced with the permission of The Rothschild Archive.

Lionel Nathan de Rothschild, King Edward VII, Strathspey, September 1909

Lionel Nathan de Rothschild, King Edward VII, Strathspey, September, 1909 (detail), 1909, autochrome. Reproduced with the permission of The Rothschild Archive.

Giovanni Boldini (1842-1931), Portrait of a Lady (Mrs. Lionel Phillips), 1903

Giovanni Boldini (1842-1931), Portrait of a Lady (Mrs. Lionel Phillips) (detail), 1903, oil on canvas, Dublin City Gallery, The Hugh Lane.