JOÃO II, D. (Rei de Portugal).- Carta régia.- Século XV (1482).- 2 f.(2 p.); 30 cm. Manuscript on paper, in cursive Gothic script of the reign of King D. João II. Royal letter from King D. João II to João Fernandes da Silveira, Baron of Alvito, ambassador to Spain, regarding the marriage of Prince Afonso (1475-1491) to the Infanta of Castile (Isabel of Aragon). Document dated March 11, 1482. Autograph signature: Rei. Document slightly handled, but entirely legible, lacking the stamp seal.