four o'clock
I 'll call you at four o'clock . We ca n't weigh till tide serves ; and I shall have plenty of sleep before that . '' Tom went to bed , and I walked the deck till the morning , thinking over the events of the day , and wondering what the Dominie would say when he came to his senses . At four o'clock , as agreed , I roused Tom out , and turned into his bed , and was soon as fast asleep as old Tom and the Dominie , whose responsive snores had rung in my ears during the whole time that I had walked the deck . About half-past eight the next morning , I was called up by Tom to assist in getting the lighter under weigh . When on deck I found old Tom as fresh as if he had not drunk a drop the night before , very busily stumping about the windlass , with which we hove up first the anchor , and then the mast . `` Well , Jacob , my boy , had sleep enough ?