W. J. (William Jackson) 1880- Crawford profile picture

W. J. (William Jackson) 1880- Crawford

The Reality of Psychic Phenomena: Raps, Levitations, Etc.
Hints and Observations for Those Investigating the Phenomena of Spiritualism
The Reality of Psychic Phenomena: Raps, Levitations, Etc.
The Reality of Psychic Phenomena
Experiments in Psychical Science
Experiments in Psychical Science: Levitation, Contact, and the Direct Voice