This library is located in the former the Santa Cruz collage ofTlatelolco, characterized by its central square and white arches. Currently the property belongs to the Ministry of Foreign Affairs and honors the politician and writer José María Lafragua. The collection is rich in historical material on Mexican diplomacy, international relations and related topics.
In addition to bibliographic support, it provides information support to the Ministry, embassies and consulates, as well as implementing technical processes in libraries abroad. The collection exceeds 125,000 volumes, including a photograph library and a reserve collection.