d**k Sand had, in all sincerity, examined his conscience. If he was capable of taking in or setting the sails of the schooner, according to circumstances, by employing the arms of Tom and his companions, he evidently did not yet possess all the knowledge necessary to determine his position by calculation. In four or five years more, d**k Sand would know thoroughly that beautiful and difficult sailor's craft. He would know how to use the sextant--that instrument which Captain Hull's hand had held every day, and which gave him the height of the stars. He would read on the chronometer the hour of the meridian of Greenwich, and from it would be able to deduce the longitude by the hour angle. The sun would be made his counselor each day. The moon--the planets would say to him, "There, on that