THE WORKS OF HERBERT SPENCER. 



SYNTHETIC PHILOSOPHY. 

 (Revised Edition.) 



FIRST PRINCIPLES, i vol $ 2 50 



PRINCIPLES OF BIOLOGY. 2 vols 5 oo 



PRINCIPLES OF PSYCHOLOGY. 2 vols 5 co 



PRINCIPLES OF SOCIOLOGY, i vol 2 50 



DESCRIPTIVE SOCIOLOGY. 

 (Large t,to, with Talks. ) 



No. i. ENGLISH 4 oo 



No. 2. ANCIENT AMERICANS 4 oo 



No. 3. NEGRITTO AND MALAYO-POLYNESIAN RACES. . . /, oo 



No. 4. AFRICAN RACES 4 oo 



NO. S.-ASIATIC RACES 4 co 



MISCELLANEOUS. 



THE STUDY OF SOCIOLOGY i 50 



EDUCATION, INTELLECTUAL, MORAL, AND PHYSICAL . . i 25 



RECENT DISCUSSIONS IN SCIENCE, PHILOSOPHY, r.nd MORALS, 2 oo 



ILLUSTRATIONS OF UNIVERSAL PROGRESS 2 50 



KSSAYS, MORAL, POLITICAL, AND AESTHETIC .... 2 5 



SOCIAL STATICS . ... 2 50 



Ncvi York: D. AITLETO.V &amp;gt; CO., Fullhlun. 



