D'AGINCOURT, JEAN BAPTISTE LOUIS GEORGE SEROITX (1730-1814), archmologist and historian, was born at Beauvais on the 5th April 1730. He belonged to a g rod family, and in his youth served as an officer in a regiment of cavalry. Finding it necessary to quit the army in order to take charge of his younger brothers who had been left orphans, he was appointed a farmer-general by Louis XV. In 1777 be visited England, Germany, and Holland ; and in the following year he travelled through Italy, with the view of exploring thoroughly the remains of ancient art. He afterwards settled at Rome, and devoted himself to preparing the results of his researches for publication. He died on the 24th September 1814, leaving the work, which was being issued in parts, unfinished ; but it was carried on by M. Gence, and published complete under the title L'llistoire de l' Art par les Monuments, depuis sa decadence au quatrieme siecle iusqu' a son renouvellement au seizieme (6 vols. fol. with 325 plates, Paris, 1823). An English translation by Owen Jones was published in 1317. In the year of his death D'Agincourt published at Paris a Recueil de Fragments de Sculpture antique, en terre male (1 vol. 4to).