four o'clock
`` Certainly not , '' she said . `` What does Bexley Sands know of the bishop and his interest in us ? But if you can find the drawing-room utterly deserted at any time , I 'll sing for you . '' `` How about a tea-basket and a walk to Gray Rocks at four o'clock ? '' asked Appleton as they strolled toward the hotel . `` Charming ! And I love singing out of doors without accompaniment .