Castilla, Francisco de, fl. 1540. D.250a547 Theorica de virtudes en coplas, y con coOmento. Y otras obras suyas en metro. [Colophons= Caragoga Agostin millan impressor. Me De Le JJe Ixx, xxxiiij, (iv) ff. Black Letter. Sm. 40. (8) First edition. "Very rare.” -Salvé. "It is undoubtedly among the rarest books of Spanish literature." -Ms. note by Mr. Ticknor. The edition of Saragossa, 1552, here mentioned, (Continued. )