midnight
When I whistle , '' he continued excitedly , `` you fall back and watch for cops . I 'm going to spoil that blue coat and those flannel pants . '' `` I recognize him , '' said Robb ; `` go easy ; remember you 've been a farmer . '' It was past midnight . The avenue was deserted . Large chestnuts clothed the side street , down which the person designated walked , in darkness . Evan fairly panted as he trailed his quarry .