Margaret Georgiana Spencer (née Poyntz), Countess Spencer, Thomas Watson, 1772
Object Type: mezzotint print, print. Date: 1772. Dimensions: height: 38.6 cm (15.1 in) ; width: 28.6 cm (11.2 in). Medium: laid paper, mezzotint. Collection: Yale Center for British Art. Thomas Watson - Margaret Georgiana Spencer (née Poyntz), Countess Spencer - B1977.14.10242 - Yale Center for British Art