1. Archive of the Ministry of Cultures, Quito, Ecuador.
2. Municipal Library of Guayaquil, Guayaquil, Ecuador.
3. National Library of Chile, Santiago, Chile.
4. National Library of the Argentine Republic, Buenos Aires, Argentina.
5. The Arthur and Elizabeth Schlesinger Library on the History of Women in America, Radcliffe Institute for Advanced Studies, Harvard University, Boston, United States.