Columbia subject headings:
Denis, Marie-Louise Mignot, 1712-1790.
Voltaire, 1694-1778.
Harvard subject headings:
Denis, Marie Louis Mignot, 1712-1790.
Voltaire, 1694-1778
Princeton subject headings:
Denis, Marie Louis (Mignot) 1712-1790.
Voltaire, 1694-1778.