Kersey Graves was an American writer known for his research into religion and mysticism. His works covered a wide range of religious beliefs, including Christianity, Buddhism, and Hinduism. Graves' books such as 'The World's a Slum' and 'The Key to the Universe' have had a profound impact on subsequent religious studies.
Source: The World's Sixteen Crucified Saviors: Or, Christianity Before Christ, Containing New, Startling, and Extraordinary Revelations in Religious History, which Disclose the Oriental Origin of All the Doctrines, Principles, Precepts, and Miracles of the Christian New Testament, and Furnishing a Key for Unlocking Many of Its Sacred Mysteries, Besides Comprising the History of 16 Heathen Crucified Gods
Source: The World's Sixteen Crucified Saviors: Or, Christianity Before Christ, Containing New, Startling, and Extraordinary Revelations in Religious History, which Disclose the Oriental Origin of All the Doctrines, Principles, Precepts, and Miracles of the Christian New Testament, and Furnishing a Key for Unlocking Many of Its Sacred Mysteries, Besides Comprising the History of 16 Heathen Crucified Gods