Dental and Doral Science.

ETHICS, A MANUAL OF. By J. S. Mackenzie, M.A., Professor of Logic and Philosophy in the University College of South Wales and Monmouthshire, formerly Fellow of Trinity College, Cambridge. Third Edition, revised and partly rewritten. §1.50.

'Contents:—Introduction.—The Scope of Ethics—The Relation of Ethics to Other Sciences—The Divisions of the Subject—Book I. Prolegomena, chiefly Psychological.—Desire and Will—Motive and Intention—Character and Conduct—Evolution of Conduct—The Growth of the Moral Judgment—The Significance of the Moral Judgment. Book II.—Theories of the Moral Standard.—The Development of Ethical Thought—The Types of Ethical Theory—The Standard as Law—The Standard as Happiness—The Standard as Perfection—The Bearing of Theory on Practice. Book III.—The Moral Life.—The Social Unity—Moral Institutions—The Duties—The Virtues—The Individual Life—Moral Pathology—Moral Progress—Ethics and Metaphysics.—Appendix.—Index.

" Mr. Mackenzie has performed with, skill a much needed task; it could not be better done."—Guardian.

" In writing this book Mr. Mackenzie has produced an earnest and striking contribution to the ethical literature of the time."—Mind.

"The volume is a thorough and independent discussion of moral science and philosophy. Eanh of the chapters is written with great care, and with a freshness and originality that take the work quite out of the category of the ordinary textbook."—Journal of Education.

" The book is written with lucidity and an obvious mastery of the whole bearing of the subject, and it would be difficult to name a more trustworthy or a more attractive manual for beginners."—Standard.

"The science of ethics is seldom presented in so compact a form as here. The language is crisp and forcible, and the thought is presented with a transparent clearness that leaves nothing in doubt. The tone of the book is admirable." —Educational Neios.

" This book has already commended itself to students by the freshness of its style and the thoroughness with which it grapples with moral problems."—Daily Telegraph.

PSYCHOLOGY, A MANUAL OF. By G. P. Stout, M.A., late Fellow of St. John's College, Cambridge, Examiner in Mental and Moral Science in the University of London. $1.50.

" It is unnecessary to speak of this work except in terms of praise. There is a refreshing absence of sketchiness about the book, and a clear desire manifested to help the student in the subject."—Saturday Review.

4' The book is a model of lucid argument, copious in its facts and will be invaluable to students of what is, although one of the youngest, perhaps the most interesting of the sciences."—Critic.

"Mr. Stout has produced a work which will be invaluable to the nervous and bewildered undergraduate. He deals very lucidly with his subject."—Manchester Courier.

/Ifoental an& /I&oral Science—{continued).

LOGIC, A MANUAL OF. By J. Welton, M.A. Lond. and Camb. 2 vols. Vol. I. Second*Edition, $2.00. Vol. II. $1.60.

This book embraces the entire London University Pass Syllabus.

Contents of Vol. I.:—Introduction.—Thought and Language —Definition and Scope of Logic—Relation of Logic to other Sciences —The Laws of Thought—Book I. Teems.—Divisions of Terms—The Predicables—The Categories or Predicaments—Definition of Terms— Division and Classification—Book II. Proposition.—Definition and Kinds of Propositions—Import of Categorical Propositions—Diagrammatic Eepresentation of Propositions—Book III. IMMEDIATE INFERENCES.—Opposition of Propositions—Eductions—Book IV. SYLLOGISMS.—Axioms and Canons of Pure Syllogisms—Figure and Mood— Reduction of Syllogisms—Mixed Syllogisms—Abridged and Conjoined Syllogisms—Functions of the Syllogism—Index.

"Mr. "Welton's "book distin tly meets a need—the need for a clear and compendious summary of the views of various thinkers on important or doubtful subjects." —Journal of Education.

" An excellent textbook."—Scotsman.

"Unusually complete and reliable. The author exhibits great mastery of the scienre of logic, as well as very large reading and research."—Schoolmaster.

"Mr. "Welton is admirably equipped for the task he has undertaken; for to logical acumen of his own he adds a clear style of exposition and a wide range of reading. A very good book.........not likely to be superseded for a long time to come."—Educational Revieiv.

Contents of Vol. II.:—Book V. Induction.—Postulates of Induction — Development of Doctrine of Induction — Origin of Hypotheses—Development of Hypotheses—Analysis of the Given— Quantitative Determination—Explanation of the Given—Book VI. Method.—Analysis—Synthesis—Book VII. Fallacies.—Fallacies incident to Conception, to Judgment, to Immediate Inference, to Deductive Inference, to Inductive Inference, to Method—Index.

" "We have hearty praise for the volume. The exposition is clear and convincing." —Journal of Education.

" The illustrations are apt, and the whole doctrine of induction is well and fully exhibited."—Manchester Guardian.

"The volume will be a great boon to students, and it ought to find its way into the hands of 'general readers' of the more serious sort."—Educational Times.

" It is admirably comprehensive, and is notably complete in the section of quotations illustrating controversial difficulties."—Morning Post.

Logic, Questions on, with Illustrative Examples. By H. Holman, M.A. Camb., H.M.I.,andM. C.W. Irvine, M.A. Camb. 70cents. Key, by H. Holman, M.A., and J. Welton, M.A., 70 cents, net.

"The suggestions, hints, and examples are certain to prove helpful."—Journal of Education.

" It will form an admirable exercise for the student to test his reading by. This volume may be recommended without reserve."—Educational Times.

" The hints and examples form a valuable feature of the book."—Schoolmaster.