five o'clock
But Mr. Bradley was a good driver , and always managed somehow to get through . `` It ai n't like driving on Broadway , '' he grinned , `` but we 've got to make the best of it . '' Two hours later found the Rovers in Derrickville . They were left to shift for themselves , Mr. Bradley stating he would take them back to Columbina at five o'clock . They visited a dozen wells or more , and also the pumping station connected with a large pipe line , and then walked over to where the drilling of some new wells was in progress . `` Look ! '' shouted Fred suddenly .