Pierre-Louis and Sabine de La Rochefoucauld, Duke and Duchess d’Estissac, with an ancestor. “Throughout Europe there are families like ours. I especially admire the Habsburgs. They’re the most fervent, almost mystics.” Photograph: Lara Marlowe

Because he was grand master of the royal wardrobe, the presence of François Alexandre Frédéric de La Rochefoucauld was required when Louis XVI dressed(...)