INDEX I 



REFERENCES OF QUOTATIONS TO THEIR SOURCES 



C. E. = Collected Essays. 



I. 

 II. 

 III. 

 IV. 



V. 

 VI. 



VII. 

 VIII. 



IX. 



S. M. = Scientific Memoirs. 



L. L. = Life and Letters, three volume edition. 



Method and Results. 



Darwinian a. 



Science and Education. 



Science and Helirew Tradition. 



Science and Christian Tradition. 



Hume, with Helps to the Study 

 of Berkeley. 



Man's Place in Nature. 



Discourses, Biological and Geo- 

 logical. 



Evolution and Ethics, and other 

 Essays. 



N 2 



