This is an OCR edition without illustrations or index. It may have numerous typos or missing text. However, purchasers can download a free scanned copy of the original rare book from GeneralBooksClub.com. You can also preview excerpts from the book there. Purchasers are also entitled to a free trial membership in the General Books Club where they can select from more than a million books without charge. Subtitle: The Letters of "Alpha" on the Influence of Spirit Upon Imponderable Actienic Molecular Substances, and the Life Forces of Mind and Matter; Original Published by: James Campbell in 1875 in 192 pages; Subjects: Religion and science; Religion / Religion & Science; Science / Philosophy & Social Aspects;