French jurist, philanthropist and philosopher of Italian descent.
From the description of Autograph letter signed : Paris, to the Comte de Mercy-Argenteau, 1830 July 9. (Unknown). WorldCat record id: 696641389
From the description of Autograph letter signed : [Paris?], to the Comte de Mercy-Argenteau, 1830 Nov. 24. (Unknown). WorldCat record id: 696637792