KW327844 Francois-Jean de Beauvoir, Marquis de Chastellux, from \'Gallery of Historical Portraits\', published c.1880 (litho) by English School, (19th century); Private Collection; (add.info.: Francois Jean de Chastellux (1734-88); French soldier and major general in the American Revolutionary War; in 1779 he accompanied General Rochambeau in the French expeditionary forces aiding the American army; friend of Jefferson and Washington; in 1774 wrote philosophical essay on happiness \'De la Felicite Publique\'; praised by Voltaire and resulted in the offer of a seat in the Academie Francaise in 1775; attempt to prove that there is progress and hope in the world;); English, out of copyright.