A letter from Rome, [electronic resource] : shewing an exact conformity between popery and paganism: or, the religion of the present Romans, derived from that of their heathen ancestors. To which are added, I. A prefatory discourse, containing an answer to all the Objections of the Writer of a Popish Book, intituled, The Catholic Christian instructed, &c. with many new Facts and Testimonies, in farther confirmation of the general Argument of the Letter. And II. A postscript, in which Mr. Warburton's Opinion concerning the Paganism of Rome is particularly considered. The fifth edition. By Conyers Middleton, D. D. Principal Librarian of the University of Cambridge.