ROBERT FFRENCH (BRITISH, 18TH CENTURY) Portrait miniature of Nichola Ffrench, nee Ackson, in a white dress and a blue stole signed, dated and inscribed ‘Nichola ffrench / daughter of Sir / Arthur Ackson / by Rob’ ffrench / AD 1749’ (on the backing card) on vellum laid down on a playing card oval, 46 mm high in a silver-gilt frame Provenance Christie’s, London, 21 April 1998, lot 58; Private collection, UK