ESSAYS: MORAL, POLITICAL AND ESTHETIC. BY HERBERT SPENCER. AUTHOR OF יי 66 "ILLUSTRATIONS OF UNIVERSAL PROGRESS," FIRST PRINCIPLES OF PHILOSOPHY EDUCATION—INTELLECTUAL, MORAL, AND PHYSICAL. ILLUSTRATIONS OF UNIVERSAL PROGRESS. 1 vol., large ESSAYS-MORAL, POLITICAL, AND ÆSTHETIC. 1 vol., SOCIAL STATICS; or, the Conditions Essential to Human Happi- pages. THE CLASSIFICATION OF THE SCIENCES: to which is added System of Philosophy. Cloth. FIRST PRINCIPLES, IN TWO PARTS-I. The Unknowable; II. 475 pages. Entered, according to Act of Congress, in the year 1864, By D. APPLETON & CO., In the Clerk's Office of the District Court of the United States for the EDITOR'S PREFACE. THE miscellaneous writings of Herbert Spencer, originally published in various English periodicals, were collected by the Author and reissued in London in two volumes, under the title of " Essays Scientific, Political, and Speculative," first and second series-the former appearing in 1857, and the latter in 1863. Neither of these volumes has been printed in this country, though a small edition of the second series was imported in sheets, bound and sold in a few weeks. The increasing demand for these works on this side of the Atlantic, and the impracticability of obtaining them from England, owing to the high rate of exchange, made it desirable to republish them here. Accordingly, a portion of the Essays, selected from both series, were recently reissued under the title of " Illustrations of Universal Progress." This collection embraced the more strictly scientific articles, and those which bore most directly upon the gen |