"Mentor"
One of the controls of William Stainton Moses, said to be Al-gazzali or Ghazali, professor of theology at Baghdad in the eleventh century, the greatest representative of the Arabian Philosophical School. "Mentor' "s main duty was to manage the phenomena at the séances. He was very successful with lights and scents and brought many apports.
In Book 16 of the spirit communications of Stainton Moses there is a story of "Mentor" carving heads on two shells in the dining room while dinner was going on; the sound of the process was heard.