Doyle Arthur Conan Doyle 
History of Spiritualism [EPUB ebook] 

Sir Arthur Conan Doyle is best known as the creator of Sherlock Holmes, the fictional detective who solved perplexing crimes with strict rationalism. But later in life, Doyle became fascinated by mysteries that defied rational explanation. A major proponent of spiritualism, he conducted numerous paranormal investigations and in 1926 published this definitive history of the movement.