
Extra-Sensory Perception
Results of a Remarkable Series of Controlled Experiments for Telepathy and Clairvoyance

Extra-Sensory Perception
Results of a Remarkable Series of Controlled Experiments for Telepathy and Clairvoyance

The Case Against Margery

Mrs. Sinclair's 'Mental Radio'

Specimens from the Telepathic Mine
There Is a Mine of Interesting Evidence Tending To Establish the Genuineness Of Thought Transference

Make-believe Telepathy

The Riddle of Patience Worth
Here Are Presented the Records, to Date, of an Investigation Conducted in a Scientific Manner by a Serious-minded Seeker After the Truth

My Doubts About Spirit Photographs

The Psychic Investigation, February 1925
A Letter from Dr. Walter Franklin Prince, Chairman of the Scientific American's Psychic Committee

Experiences Which I Cannot Explain Away
Are the Observations of This Noted Investigator Explainable by Mental Telepathy?

The Psychic Detective
Some of the Pitfalls II the Path of the Psychic Investigator, and How he avoids them