http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Boundaries of the Latin American republics
an annotated list of documents, 1493-1825. (Tentative version) Prepared in the Office of the geographer, Department of state
Introduction in English, Spanish and Portuguese.
United States. Dept. of state. Publication 1835