about two o'clock
She gave it to her chauffeur , who was in the hall at the Rook Hotel , and when she was gone he asked me if I would mind handing it in , as I had intentionally told him I was going to the post office . I was a chauffeur , too , at the time , chauffeur to ` Baron Poppenheimer , ' whom I drove down this morning in his car ostensibly to see the beautiful widow . ` Baron Poppenheimer ' was , of course , Mr. Osborne . The widow was not at ` The Book ' when we arrived -- we knew she would n't be , and , of course , you know where she was , she was at the house in Hampstead where you found Miss Challoner when you called there this morning ; she arrived home about two o'clock , however , and while ` Baron Poppenheimer ' was making himself agreeable to her -- your friend Mr. Osborne is a most splendid actor , and ought to have been in the detective force -- I was making headway with her chauffeur out in the garage . Yes , Mr. Berrington , you can set your mind at rest -- Miss Challoner is perfectly well . I wonder if by chance you telephoned to Holt this afternoon . '' `` I tried to . ''