The Letter in Spanish of Christopher Columbus Written on His Return from His First Voyage And Addressed to Luis de Sant Angel, 15 Feb.-14 March, 1493, Announcing the Discovery of the New World : Reproduced in Facsimile from a Unique Copy in the Possession of Mr. Brayton Ives of New York, with Introductory & Critical Remarks, Accompanied by a Revised Spanish Version and a Literal Translation Into English