The Analogy of Religion, Natural and Revealed, to the Constitution and Course of Nature. To which are Added Two Brief Dissertations I. On Personal Identity II. On the Nature of Virtue. Together with A Charge Delivered to the Clergy of the Diocese of Durham at the Primary Visitation, in the Year MDCCLI. New Ed., Corr. With a Preface Giving Some Account of the Character and Writings of the Author, by Samuel Halifax