about five o'clock in the morning
He , as well as Tom , slept quite as calmly on this first night out of Chicago as they had before . They knew exactly where the electric locomotive was . It was on the same road as this train they were traveling in , and , although on a different track , it was not many miles ahead . In fact , if the two trains kept to schedule , the transcontinental passenger train would pass the freight in question about five o'clock in the morning . It lacked half an hour of that time when the Pullman train came suddenly to a jolting stop . Both Tom and Ned were awakened with the rest of the passengers in their coach . Heads were poked out between curtains all along the aisle and a chorus of more or less excited voices demanded : `` What 's the matter ? ''