Maria Antonia Ferdinanda of Spain ( María Antonia Fernanda ; 17 November 1729 - 19 September 1785 ) was an Infanta of Spain and the youngest daughter of Philip V of Spain and Elisabeth Farnese .
Maria Antonia of Spain ( María Antonia Fernanda ; 17 November 1729 - 19 September 1785 ) was an Infanta of Spain and the youngest daughter of Philip V of Spain and Elisabeth Farnese .