The unerring authority of the Catholic Church in matters of faith, maintained against the exceptions of a late author in his answer to a letter on the subject of infallibility, or, A theological dissertation, in which the infallibility of the church of Christ is demonstrated from innumerable texts of Scripture, from the creed, from the fathers, and perpetual tradition : to which is prefixed, eight preliminaries by way of introduction to the true church of Christ.

Box 4. These materials are owned by the American Catholic Historical Society and maintained at the Catholic Historical Research Center of the Archdiocese of Philadelphia (CHRC) 6740 Roosevelt Blvd., Philadelphia, PA 19149. For more information please see:

Main Author: Challoner, Richard, 1691-1781.
Published: London: printed; Philadelphia: re-printed for T. Lloyd 1789
Online Access: