midnight
Mark the package , General Delivery , and let me have it soon . That 's all . '' He hung up the receiver . At midnight he started for Washington . He gave a political reason in excuse for this trip . He did not expect to be believed ; but the spy , if such had been sent , had taken the earlier train on which the two ladies had left for Atlantic City . He knew every man who got on board of the same train as himself ; and none of them were in league with Police Headquarters .