There are 18th-century royal portraits in the Salen Azul (Blue Room) and archives that preserve the document of privileges granted to the city by Alfonso X, the Wise, in the 13th century.
All documents from the era of Alfonso X were lost many years ago.
mnli hypothesis: All documents from the era of Alfonso X were lost many years ago. premise: There are 18th-century royal portraits in the Salen Azul (Blue Room) and archives that preserve the document of privileges granted to the city by Alfonso X, the Wise, in the 13th century.