Central Library (UNAM) Central Library hosts some of the administrative offices of the General Libraries Directorate of the UNAM. In 1948 the architect and artist Juan O'Gorman, in collaboration with architects Gustavo Saavedra and Juan Martinez de Velasco designed the building with a functionalist approach, as part of the greater project of the construction of the University City on the grounds of the Pedregal de San Angel in Mexico City. Originally the building was planned to host the National Library and National Newspaper Library of Mexico. The library opened its doors for the first time on April 5, 1956. After 25 years underwent
Unam sanctam strong Holy Roman Emperor. His treatise "De Monarchia" attempted to refute the pope's claim that the spiritual sword had power over the temporal sword. Dante pointed out that the Pope and Roman Emperor were both human, and no peer had power over another peer. Only a higher power could judge the two "equal swords", as each was given power by God to rule over their respective domains. Unam sanctam On 18 November 1302, Pope Boniface VIII issued the papal bull which historian Brian Tierney calls "...probably the most famous of all the documents on church and state that has down