 In 1646 the oldest public library in Americas, Biblioteca Palafoxiana, was established in the Mexican state of Puebla.Born in 1648, Sor Juana Inés de la Cruz was one of the intellectuals of Mexico during the late 17th century.The Carmelite nun used a 4,000-volume library established by her grandfather to further her education; she corresponded with Sir Isaac Newton and was also renowned for her skill in poetry.