The case , I may mention , was that of an apparition apparition in just such an old house as had gathered us for the occasion -- an appearance appearance , of a dreadful kind , to a little boy sleeping in the room with his mother and waking wake her up in the terror terror of it ; waking wake her not to dissipate his dread and soothe him to sleep again , but to encounter also , herself , before she had succeeded in doing so , the same sight that had shaken shake him .