Added by the Doctor. “SIR—I beg to inform you that I was yesterday called into a neighbor’s in Vauxhall Walk to attend a young lady who had been suddenly taken ill. I recovered her with great difficulty from one of the most obstinate fainting-fits I ever remember to have met with. Since that time she has had no relapse, but there is apparently some heavy distress weighing on her mind which it has hitherto been found impossible to remove. She sits, as I am informed, perfectly silent, and perfectly unconscious of what goes on about her, for hours together, with a letter in her hand which she will allow nobody to take from her. If this state of depression continues, very distressing mental consequences may follow; and I only do my duty in suggesting that some relative or friend should interf