twelve o'clock
`` No , we could not have gone in any case , '' Colonel Warrener said , `` as there would have been no one to have lowered the rope here ; besides which , it is only a sailor or a practiced gymnast who can let himself down a rope some eighty feet . '' `` When will Dick try ? '' `` As soon as the camp gets quiet . The moon will be up by twelve o'clock , and he must be off before that . Are you in much pain , old boy ? '' `` Not much , father ; I feel numbed and stupid . '' `` Now , Dunlop , '' Colonel Warrener said , `` will you relieve Dick on guard at the steps ?