 Mahan’s contribution was evidently to create correspondence showing him to be the discoverer of the manuscript.In 1884 Mahan published the first version of the Archko Volume, entitled "The Archaeological Writings of the Sanhedrin and Talmuds of the Jews, Taken from the Ancient Parchments and Scrolls at Constantinople and the Vatican at Rome, Being the Record Made by the Enemies of Jesus of Nazareth in His Day