Dressed in the robes of the Ordre du Saint-Esprit. Louis XVI, by Alexander Roslin, 1782. The comte de Provence, the future Louis XVIII, by Antoine-François Callet, 1788. (The crown and regalia must have been added after he became king.) The comte d'Artois, the future Charles X, by Antoine-François Callet, 1779. And in their coronation robes; Louis XVIII chose to forgo a public coronation ceremony. Louis XVI, by Antoine-François Callet, 1779. Louis XVIII, by Robert Lefèvre, circa 1822…