LITERATURE 185 



GALTON'S STIRP THEORY. 



FRANCIS GALTON : A Theory of Heredity. Contemporary Review, 

 vol. xxvii., pp. 80-95. 



WEISMANN'S THEORY. 



A. WEISMANN : Essays on Heredity and Kindred Subjects. Oxford, 



1891. 

 The Germ-Plasm. The Walter Scott Publishing 



Co., Ltd. London, 1893. 

 The Evolution Theory (a short resume). Edward 



Arnold. London, 1904. 



THEORY OF DEVELOPMENT. 

 OSCAR HERTWIG : The Biological Problem of To-day. London, 1896. 



ALCOHOLISM-IMMUNITY. 

 ARCHDALL REID : The Principles of Heredity. London, 1905. 



MENDELISM. 



R. C. PUNNETT : Mendelism. Cambridge, second edition, 1907. 

 W. BATESON : Mendel's Principles of Heredity. Cambridge Uni- 

 versity Press. Cambridge, 1909. 

 See also LOCK and LOTSY. 



BIOMETRICS. 



FRANCIS GALTON: Natural Inheritance. London, 1889. 

 KARL PEARSON : The Grammar of Science. A. and C. Black. 



London, second edition, 1900. 



H. M. VERNON : Variation in Animals and Plants. London, 1903. 

 R. H. LOCK : Recent Progress in the Study of Variation, Heredity, 



and Evolution. John Murray. London, 1906. 

 J. P. LOTSY : Vorlesungen iiber Descendenztheorie (not translated). 



Jena, 1906. 



EUGENICS. 



FRANCIS GALTON : Essays in Eugenics. The Eugenics Education 

 Society. London, 1909. 



Also PEARSON, and others. See Bibliography in Thomson's " He- 

 redity" and publications of the Eugenics Education Society. 



