It is part of a petition and evidence of the cities of Guadalajara, Purificación, Zacatecas, mines of Tepeque (Bolaños), Etzatlán, Guachinango and Llanos de los Chichimecas (Lagos), on their behalf and on behalf of the conquerors and settlers of New Galicia presented before the oidor and visitador general Hernando Martínez de la Marcha on 10 January 1550 requesting the transfer of the seat of the diocese and the Audiencia from the city of Compostela to that of Guadalajara.