Central Library (UNAM) based on the mexica cosmogonical belief that the shape of the universe is composed of two joined ellipses. This one features Tlaloc glyphs related to tonalpohualli, the most important ritual calendar of the mexica people. Said calendar was the center of their celebrations and their astronomical calculations. The finishing stroke to this side of the mural is an image of the myth concerning the founding of the city of Mexico-Tenochtitlan. 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
School of Medicine, UNAM School also has annexes at several hospitals in Mexico City's metropolitan area, most notably an annex at the General Hospital of Mexico, where the Department of Experimental Medicine is located. It has one main library and several others used mostly for postgraduate studies. It holds the Graduate program in medicine (MD) called "Titulo de Medico Cirujano" (Physician-Surgeon Diploma). In Mexico, the School of Medicine UNAM is generally regarded as one of the most important, if not the most important of the country; it has several links with hospitals and communities, and its students are usually in communities for their social