Kersey Graves (1875). “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”, p.4