one o'clock in the morning
`` Something is wrong , '' declared Dick , presently . `` And I am going to make it my business to find out at once what it is . '' Dick Rover would not have been so much disturbed by his father 's disappearance had it not been for one thing , which was that Mr. Rover , on leaving the closing exercises at Putnam Hall , had declared that he would take the last train home that night . This train got into Oak Run at one o'clock in the morning , when the station was closed and the platform usually deserted . `` Let us ask around and see if anybody was here when the train came in , '' suggested Tom . They first appealed to Mr. Ricks , the station master , an old and crabbed individual , who disliked the boys for the jokes they had played on him in times past . He shook his head at once .