about ten
o'clock
`` If you can drive at all , it is n't much harder , if you 've got the time , to drive fifty miles than it is to drive five , '' said Jack . `` And this time it 's a lot safer . It 's certainly one time when the longest way around is the shortest cut . We do n't want to be caught until about ten o'clock , Pete . You understand that . '' They roared through Smithville as it began to get dark , and then down the Newville pike . Jack slowed down when he was sure that he had plenty of margin in time , and through the growing dusk they saw the campfires of the Blue army springing up in all directions before them .