FERDINAND II (1452-1516) and ISABELLA I of Spain (1451-1504). Letter signed at head ("Yo El Rey" & "Yo La Reyna") to the Bishop of Malaga and his council. Palencia, 12 December 1501. In Spanish. One page, 4to (221 x 206 mm), addressed on verso to the Bishop of Malaga and his council panel. Signed by a secretary "Almacan" at foot on recto. (Some light toning in upper left corner, 4 horizontal teas on lower blank margin, small area of paper thin not affecting signatures or text, folds....) Housed in leather folding case with a matted print. Provenance: Library of Roger Wagner (sold, PBA Galleries, 18 March 2010, lot 70). Asking them to help hasten the trip of their daughter and her husband. "We have seen your letters of the 15th of November in which you notify us of the departure of the Princess, our children, on their way to us, causing us much happiness and because to see them is what we most desire and in order to be more at ease, for our peace and to our service we wish you to help hasten their trip without any inconveniences and in such good news we will find complete relief...". The death of their two eldest children left the succession of Castile to their third daughter, Joan the Mad, and her husband Philip the Handsome, and they were to make the journey from Flanders to Spain.