1. [AN] Archives nationales (Paris, France), Papers of the Commission scientifique du Mexique, F172909-2914 (six cartons).
2. [BPUG] Bibliotheque publique et universitaire de Geneve (Geneva, Switzerland), Departement des manuscrits, Archives de Saussure , vols. 234-235 .
3. [SMGE] Sociedad mexicana de geografia y estadistica (Mexico City), Archives, Actas, vol. 8-9; and Documentos relativos a los locales , vol. 1 .
4. The French Colony in Mexico, 1821-61: Generator of Intervention