South, Salamanders ; Undines , Water, West; Gnomes , Earth, North.  Four Elements, Four Elementals, Four Watchers: Table of Correspondences         Ghosts Ghosts:   Geist    Ghosts:   Ghost Ghosts:  The Ghost and Mrs. Muir     Ghosts:  Poltergeist   " Poltergeist (from German poltern , meaning "to rumble", "to make a