The biography of this beauty who traded the stage for a title is here.
This portrait is similar to the 1787 portrait of Elizabeth (née Farren), Countess of Derby by John Downman at National Portrait Gallery, London
The chemise à la reine made it to the northwest side of the Channel as shown by this portrait of Elizabeth, Countess of Derby.
Keywords: 1787, Elizabeth Countess of Derby, Countess, British, bouffant coiffure, high neckline, bows, ruffles, three quarter length tight sleeves, waist band, full skirt