Page:History of the Reign of Ferdinand and Isabella the Catholic Vol. I.djvu/29



the publication of the First Edition of this work, it has undergone a careful revision; and this, aided by the communications of several intelligent friends, who have taken an interest in its success, has enabled me to correct several verbal inaccuracies, and a few typographical errors, which had been previously overlooked. While the Second Edition was passing through the press, I received, also, copies of two valuable Spanish works, having relation to the reign of the Catholic sovereigns, but which, as they appeared during the recent troubles of the Peninsula, had not before come to my knowledge. For these I am indebted to the politeness of Don Angel Calderon de la Barca, late Spanish Minister at Washington; a gentleman, whose frank and liberal manners, personal accomplishments, and independent conduct in public life, have secured for him deservedly high consideration in the United States, as well as in his own country.

I must still farther acknowledge my obligation to Don Pascual de Gayangos, the learned author of the "Mahommedan Dynasties in Spain," recently published in London,—a work, which, from its thorough investigation of original sources, and fine spirit of criticism, must supply, what has been so long felt as an important desideratum with the student,—the means of forming a perfect