His Logbook, which we know from the version left to us by Bartolomé de las Casas, is the source m direct ace that is preserved about the sea voyage that took him to America. From Friday, August 3, 1492, when he left through the bar of Saltés, until he returned to it on Friday, March 15, 1493, the admiral wrote down as many adventures as he knew on the round trip that m transcendence would have for the modern era of human history.