Carlos Mergal August 12, 2014 Rio Piedras Edificio Agustín Stahl - Universidad de Puerto Rico - Recinto de Río Piedras Carlos Mergal August 12, 2014 Rio Piedras View fullsize View fullsize Edificio Agustín StahlUniversidad de Puerto Rico - Recinto de Río PiedrasSan Juan, Puerto Rico View fullsize View fullsize View fullsize View fullsize View fullsize View fullsize View fullsize View fullsize View fullsize Edificio Agustín Stahl