The elements of philosophy: containing, I. The most useful parts of logic, including both Metaphysics and Dialectic, or the Art of Reasoning: with a brief Account of the Progress of the Mind towards its highest perfection. To which is prefixed, A short Introduction to the Study of the Sciences. II. A brief view both of the speculative and practical Part of moral philosophy, as improved by Christianity. To which is added, An Original Letter concerning the Settlement of Bishops in America. By Samuel Johnson, D.D.