French author, born in Paris on the 18th of July 1837; since 1884 chief of the bureau of legislature and judiciary in the office of the Archives of the Empire; received the decoration of the Legion of Honor in 1888. His writings relative to the eighteenth century and the French Revolution are the most important of his works. Among these are Histoire du Tribunal Révolutionaire de Paris; Madame du Pompadour et la Cour de Louis XV.; Voltaire, Documents Inédits; L’Académie Royale de Musique au XVIIIe Siècle; and, in conjunction with M. Boutaric, Les Memoires de Frédéric II.