Locke, _Concerning Human Understanding_, 1690; Hartley, _Observations on Man_, 1748; Hume, _Enquiry Concerning Principles of Morals_, 1751; _Essays_, 1742; Paley, _Principles of Mor. and Political Phil._, 1785; Bentham, _Introd. to Principles of Morals and Legislation_, 1789; Jas. Mill, _Analysis of the Human Mind_, 1829; J. S. Mill, _Utilitarianism_, 1863; A. Bain, _Mental and Moral Science_, 1868; _Mind and Body_, 1876; H. Sidgwick, _Methods of Ethics_ (6th ed.), 1901; Shadworth Hodgson, _Theory of Practice_, 1870; T. Fowler, _Progressive Morality_, 1884; Grote, _Examination of Utilitarian Ethics_, 1870. 3. _Evolutionary Ethics_. Chas. Darwin, _Descent of Man_, 1871; Herbert Spencer, _Principles of Ethics_ and _Data of Ethics_, 1879; W. K. Clifford, _Lectures and Essays_, 1879; Leslie Stephen, _Science of Ethics_, 1882; S. Alexander, _Moral Order and Progress_, 1889; Shurman, _Ethical Import of Darwinism_; Huxley, _Evolution and Ethics_; Hobhouse, _Morals in Evolution_ (2 vols.), 1906; Westermarck, _Origin and Development of the Moral Ideas_, 1909. 4. _Modern Idealism_. T. H. Green, _Proleg. to Ethics_, 1883; F. H. Bradley, _Ethical Studies_, 1876; _Appearance and Reality_, 1893; E. Caird, _Crit. Phil. of Kant_, 1890; _Evolution of Religion_, 1903; W. R. Sorley, _Ethics of Naturalism_, 1885; _Recent Tendencies in Ethics_, 1904; _The Moral Life_, 1912; W. L. Courtney, _Constructive Ethics_, 1886; J. S. Mackenzie, _Introd. to Social Philos._, 1890; _Manual of Ethics_ (4th ed.), 1900; W. Wallace, _Lectures and Essays_, 1898; Muirhead, _Elements of Ethics_, 1892; Rashdall, _Theory of Good and Evil_; Boyce Gibson, _A Philos. Introd. to Ethics_, 1904; Ward, _Kingdom of Ends_ (Gifford Lect.), 1910; Bosanquet, _Principles of Individuality and Value_, 1912; _Value and Destiny of the Individual_ (Gifford Lects.), 1913; _Psychology of the Moral Self_; D'Arcy, _Short Study of Ethics_; W. Arthur, _Physical and Moral Law_; Jas. Seth, _Study of Ethical Principles_ (11th ed.), 1910; Ryland, _Manual of Ethics_; G. E. Moore, _Principia Ethica_, 1903; _Ethics_ (Home Univ. Lib.), 1912; MacCunn, _Making of Character_, 1905; _Ethics of Citizenship_, 1907; _Six Radical Thinkers_, 1907; Bowne, _Principles of Ethics; Immanence of God_, 1906; Dewey, _Outlines of a Crit. Theory of Ethics_, 1891; Harris, _Moral Evolution_; Hyslop, _Elements of Ethics_, 1895; Mezes, _Ethics, Descriptive and Explanatory_, 1901; Royce, _Religious Aspects of Philosophy; Philosophy of Loyalty_, 1908; Taylor, _Problem of Conduct_; Rand, _The Classical Moralists_ (Selections), 1910. II. FOREIGN WORKS