about four o'clock
They had , on the whole , a pretty pleasant time , though they were somewhat disappointed in the scenery on the banks of the river . The country was perfectly bare of trees , and destitute of all cultivation . There were no villages , and scarcely a human habitation to be seen . The boys , however , met with no trouble , and returned safely home about four o'clock . Copley found Thomas waiting for him at the hotel door . `` Mr. Copley , '' said Thomas , as Copley advanced towards the door , `` your brother has gone out of town , and will not be back to-night , and I was to wait here for you , and tell you that you were to go and spend the night at your uncle 's apartment at the Hotel d'Amerique . '' `` Good ! ''