Memoirs of the Court of Louis XIV and of the Regency by the Duchess of Orleans

“Being the secret memoirs of the mother of the regent, Madame Elizabeth-Charlotte of Bavaria, Duchesse d'Orleans". All four volumes in a single file. According to Wikipedia: "Elizabeth Charlotte, Princess Palatine (27 May 1652 – Saint-Cloud, 8 December 1722) was a German princess and the wife of Philippe I, Duke of Orléans, younger brother of Louis XIV of France. Her vast correspondence provides a detailed account of the personalities and activities at the court of her brother-in-law, Louis XIV. She and her husband, the Duke of Orléans, were the founders of the modern House of Orléans - their only surviving son, Philippe II, Duke of Orléans, being the Regent of France during the minority of Louis XV of France.”