76. There are two signs that appear to those spirits when they are with a man. They see an old man with a pale face, which is a sign that they should say nothing but what is true, and do nothing but what is just. They also see a face in a window, which is a sign that they should depart thence. That old man was also seen by me, and likewise the face in the window was seen; on seeing which the spirits immediately departed from me.