Central Library (UNAM) Central Library (UNAM) The Central Library of the National Autonomous University of Mexico (UNAM), is the main library in the Ciudad Universitaria Campus. It holds one of the largest collections in Mexico, with a multidisciplinary approach for all the university courses from the adjacent faculties. The building it's covered with the mural "Historical Representation of Culture," created by the Mexican artist Juan O'Gorman.His unique masterpiece has become the most iconic building from the UNAM and from Mexican culture. In July 2007 the UNESCO proclaimed the Central Library, along with the Central Campus of the University City as World Heritage. The
School of Chemistry, UNAM and textile manufacturing and some pharmaceutical industries. However, the harsh national and international context, derived from the mexican revolution movement and the World War I affected the availability of highly skilled personnel. Therefore, in January 1913, Juan Salvador Agraz presented an initiative to the mexican president Francisco I. Madero to create the School of Chemistry. On September 23, 1916, the mexican president Venustiano Carranza promulgated by government-decree the foundation of the National School of Industrial Chemistry (Escuela Nacional de Química Industrial, and later Escuela Nacional de Ciencias Químicas or National School of Chemical Sciences) in the town of Tacuba (north-west