Authentic report of the public discussion between Joseph Barker and William Cooke, in the lecture room, Newcastle-Upon-Tyne, on August 19th, 20th, 21st, 22nd, 26th, 27th, 28th, and Sept. 2nd, 3rd, and 4th, on the question, what is a Christian? and on the doctrines of the atonement, the trinity, natural depravity, eternal torments, &c., with an appendix