four o'clock in the morning
`` I 'll drive you as far as the border myself , '' said the Dutchman . The four friends climbed in , and the car dashed away in the darkness . For perhaps four or five hours they rode along at a fair speed and soon , Hal knew , they would once more be within their own lines . It was half-past four o'clock in the morning when Herr Block stopped the car and said : `` I 'll leave you here . You must make the rest of the trip alone . '' `` Great Scott ! You ca n't get out here in the middle of the wilderness , '' said Hal .