nine o'clock
He saw everything that was done and heard all that passed between his mother and David , but not a word did he hear that interested him . David had already given his mother a history of the events of the day . She knew what his plans were and approved them . When nine o'clock came David took possession of the other half of the `` shake-down '' and prepared to go to sleep . He deposited his clothes at the head of the bed , as usual , and Dan , through his half-closed eyes , saw that he threw them down in a careless sort of way , as though there was nothing of value in them . `` But he ca n't fool me so easy , '' thought Dan . `` Not by no means .