[1] He wrote a monumental general history of Catalonia from Creation, through the "primers pobladors d'Espanya" (first populators of Spain), to the reign of Ferdinand I of Aragon.
His Histories e Conquestes del reyalme Darago e principat de Cathalunya he finished at Bagà in 1438.
Besides legend, Pere especially revels in listing the names of the major noble families of Aragon, Catalonia, and Valencia.
In 1431, a lawyer representing the guild of bitmakers of Barcelona arrived in Bagà to obtain a copy of a document authenticating a miracle supposedly performed by Saint Stephen on Galceran de Pinós.
His recollection is detailed and he adds the story of one hundred young ladies who were rescued through the saint's intervention.