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
José Alfredo Peñaloza over 500 matches in Mexican Football Federation history. Mexican 1st Division Liga MX Mexican Primera A Overall Match Officiatng in FEMEXFUT: 181 Matches Officiating Peñaloza has made history to refereed the first int'l soccer tournament since FIFA issues the match official license in late 2009, he represents CONCACAF as part of six soccer confederations. CONCACAF Champions League World Cup Qualifying 2014 - Concacaf CONCACAF U-20 Championship Puebla 2013 Toulon Tournament 2014 Peñaloza has been the fourth official in the Torneo final twice occurring in the second leg, once in Torneo Clasura 2009 final between Pumas UNAM and Tuzos Pachuca and