chapter xiii, of his ‘Traite des differentes Sortes de Preuves qui
servent a etablir la Verite dans l’Histoire’ (12mo, Liege, 1769) to the consideration of the Iron Mask. He was the first to quote an authentic document which certifies that the Man in the Iron Mask about whom there was so much disputing really existed. This was the written journal of M. du Jonca, King’s Lieutenant in...