SOCIAL STATICS; OR, THE CONDITIONS ESSENTIAL TO HUMAN HAPPINESS SPECIFIED, AND THE FIRST OF THEM DEVELOPED." BY HERBERT SPENCER, AUTHOR OF ILIUSTRATIONS OF PROGRESS," ESSAYS: MORAL, POLITICAL, AND ESTHETIC,” 99 66 66 PRINCIPLES OF PSYCHOLOGY," ETC. WITH A NOTICE OF THE AUTHOR AND A STEEL PORTRAIT. NEW YORK: D. APPLETON AND COMPANY, 1872. |