four o'clock
`` But Burritt probably did not remain at the door all the time . There is a window seat at the end of the corridor , and upon it he probably lolled during the few hours of his watch . Besides , you must remember that Burritt left his post some time before daylight . He had his duties to attend to , some of which necessitated his being in the stables by four o'clock , at least . '' `` I see ; and so the affair prospered , as most very daring deeds do , and they escaped without suspicion , or rather without suspicion pointed enough to lead to their being followed . I wonder where they escaped to , and if in all the years that have elapsed , they have for one moment imagined that they were happy . '' `` Happy ! ''