The Davis parallel Gospels being the three synoptic Gospels and some portions of John arranged in parallel columns, with letters in the margins to aid the eye in finding parallel passages. Together with a short commentary aiming to show that the books were not written, as they are, by men who had personal knowledge of Jesus; that they had a common origin in older works of various dates and authorship; and that the accounts of the miracles, and the passages containing mention of the disciples, are of later date than the most of the balance of the books, and are of questionable authenticity