REGIUS PROFESSOR OF DIVINITY IN THE UNIVERSITY OF CAMBRIDGE. SECOND EDITION. CAMBRIDGE: Printed by J. Smith, Printer to the University. FOR J. & J. J. DEIGHTON, CAMBRIDGE: AND C. J. G. & F. RIVINGTON, LONDON. M.DCCC.XXIX. SOON after the first edition of this work issued The learned author states in his Preface, that he is engaged in writing an Ecclesiastical History of the first three centuries, a portion of which will be occupied by an enquiry into the different forms under which the Christian Doctrine developed itself; in other words, into the different doctrinal and practical systems which arose during that period. The authors of those systems he divides into two classes, |