French social scientist and reformer.
From the description of Letter, 1823 Jan 16, to the editor of the newspaper LE CONSTITUTIONNEL. (Unknown). WorldCat record id: 122500132
From the description of Letter, 1829 Mar. 21, to Baron de Férussac. (Unknown). WorldCat record id: 122369503
From the description of Indication de cinq planètes inconnues : manuscript, 1820 Jan. 11. (Unknown). WorldCat record id: 122510613