PROFESSOR OLMSTEAD. _THE LOCALITY OF THE SPIRIT WORLD, AND ITS MAGNETIC RELATIONS TO THIS_. · Strange Visitors / A series of original papers, embracing philosophy, science, government, religion, poetry, art, fiction, satire, humor, narrative, and prophecy, by the spirits of Irving, Willis, Thackeray, Brontë, Richter, Byron, Humboldt, Hawthorne, Wesley, Browning, and others now dwelling in the spirit world; dictated through a clairvoyant, while in an abnormal or trance state