English
Book digitized by Google from the library of Harvard University and uploaded to the Internet Archive by user tpb. · ix p., 1 ℓ., 201 p. : 20 cm · "Although complete in itself, the present volume is partly a continuation of my previous book, 'The reality of psychic phenomena.'"
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Parapsychology -- Research · Spiritualism · Parapsychology -- Investigation · Spiritualism -- Research