Mediums
Free to read here, from Project Gutenberg.
Genuine Mediumship; or, The Invisible Powers
From India to the planet Mars: A study of a case of somnambulism with glossolalia
The Death-Blow to Spiritualism: Being the True Story of the Fox Sisters
Mrs. Piper & the Society for Psychical Research
Is Spiritualism Based on Fraud?
Vera, the Medium