ten o'clock
And should you decide rightly , an old woman 's love and gratitude will be yours as long as she lives . `` Believe me , dear Miss Mallory , very sincerely yours , `` LUCY MARSHAM . '' Diana dragged herself up-stairs and locked her door . At ten o'clock Mrs. Colwood knocked , and heard a low voice asking to be left alone . She went away wondering , in her astonishment and terror , what new blow had fallen . No sound reached her during the night -- except the bluster of a north wind rushing in great gusts upon the hill-side and the woods . Late on Monday afternoon Lady Niton paid a call in Eaton Square .