eleven o'clock
They seem to be triumphing . '' We climbed into the trap and drove on in silence . I was half asleep when at last we left the plain and dropped down into the valley beyond . I was surprised to discover on looking at my watch that it was only eleven o'clock ; we had been , it seemed to me , hours crossing that plain . `` It 's a silly thing , '' I said to Trenchard , `` but it would take quite a lot to get me to drive back over that again . '' He nodded his head . We drove over a bridge , up a little hill and were in the rough moonlit square of O -- , our destination .