File:Coat of Arms of Olvera.svgI, the copyright holder of this work, hereby publish it under the following license: This file is licensed under the Creative Commons Attribution-Share
File:Escudo de Olvera.svgI, the copyright holder of this work, hereby publish it under the following licenses: This file is licensed under the Creative Commons Attribution-Share
File:Flag of Olvera Spain.svg(coat of arms by MiguelAngel fotografo) This vector image includes elements that have been taken or adapted from this file: Escudo de Olvera.svg. Author
File:ESCUDO Juan Michel.svgescudos según corresponde en la Cedulario heráldico de Conquistadores de Nueva España. Author Juan Ramón González Lara / Yaomautzin Ohthokani Olvera Lara