two o'clock
But we get hardly time enough to draw breath . They are not so imprudent as to let us bury ourselves in sleep . We must set ourselves to incessant labor . It is two o'clock of the morning ; in four hours more it will be too light for us to stay here . There is not a minute to lose . `` Every man , '' they say to us , `` must dig five feet in length , two and a half feet in width , and two and three-quarter feet in depth . That makes fifteen feet in length for each team .