This is a photo of Robert Ferguson. He’s the author of “Psychic Telemetry: New Key to Health, Wealth, and Perfect Living”. This picture was taken at a Spiritualist convention in Los Angeles, California November 16th, 1968. The photo may seem like double exposure, however, this particular picture was taken with a Polaroid .
The figure was later identified as his brother, Walter, who had died during World War II.