Un documento interesante acerca de la patria de San Martín de la Ascensión

Beasain and Bergara had always disputed the origin of San Martín de Aguirre. The author presents a document in Latin and Spanish that may be the solution. It is a text by Frois, the vocabulary and orthography of which he analyzes and concludes that in Ibarranguelua there is a document that says San Martín de Aguirre is a native of the place