LSE4317357: Portrait of Madame du Barry (Jeanne Becu, Countess (or Madame) of Barry (1743-1793), her black slave Zamor brings her a cup of coffee - Copy by Jean Baptiste Andre Gauthier Dagoty (or Gauthier D'Agoty) (1740-1786), oil on canvas, late 18th century (Portrait of Madame Du Barry and the Page Zamor, copy after Jean Baptiste Andre Gauthier Dagoty, oil on canvas late 18th century) - Musee Calouste Gulbenkian, Lisbon (Portugal), Gautier D'Agoty, Jean-Baptiste Andre (1740-86) / Bridgeman Images