about ten
o'clock
`` No ; he has no revolver and I have . Besides , I do n't mean to be taken at a disadvantage . If you will drive , I will hold the revolver ready for instant use . '' There was no further interruption during their ride , and about ten o'clock they drew up in front of the hotel in Fremont . Rooms were secured , and both Walter and the professor retired to rest . About seven o'clock the next morning there was a knock at Walter 's door . He opened it , half dressed , and found a boy of sixteen with a note in his hand .