172 ESSAYS OF A BIOLOGIST 



problem would be changed, and the laws and institu- 

 tions and customs connected with it completely re- 

 modelled. 



The most pressing task of those who are thinking 

 over the problem of sex in human life will often be 

 the relief of suffering and the removal of abuses: 

 but the broader view should never be forgotten, and 

 every attempt should be made to think constructively 

 with a view to realizing the enormous possibilities 

 that such a change would bring about. 



BIBLIOGRAPHY 



Blair Bell, '16. "The Sex Complex/' London, 1916. 



Carr-Saunders, 72. 'The Population Problem." Ox- 

 ford, 1922. 



Crew, '23. Proc. Roy. Soc. (B.). London, 1923. 



Cunningham, J. T., '00. "Sexual Dimorphism in the An- 

 imal Kingdom." London, 1900. 



Doncaster, L., '14. "The Determination of Sex." Cam- 

 bridge, 1914. 



East and Jones, '19. "Inbreeding and Outbreeding." 

 Philadelphia, 1919. 



Ellis, Havelock, '10. "Studies in the Psychology of Sex." 

 Philadelphia, 1910. 



Freud. "The Psychology of the Unconscious.'* 



Goldschmidt, R., '23. "The Mechanism and Physiology 

 of Sex-Determination." London, 1923. 



Harrow, B., '23. "Glands in Health and Disease." Lon- 

 don, 1923. 



Howard, E., '20. "Territory in Bird Life." London, 

 1920. 



