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Credit
Mrs. Piper & the Society for psychical research / translated & slightly abridged from the French of M. Sage, by Noralie Robertson ; with a preface by Sir Oliver Lodge. Public Domain Mark. Source: Wellcome Collection.
Provider
This material has been provided by the Francis A. Countway Library of Medicine, through the Medical Heritage Library. The original may be consulted at the Francis A. Countway Library of Medicine, Harvard Medical School.