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EUGExN'ICS LABORATORY LECTURE SERIES. 



Tke following an issued, price is. each, net. 



I. The Scope and Importance to the State of the Science of National 

 Eugenics. By Karl Pearson, F,R.S. Third Edition. 



11. The Groundwork of Eugenics. By Karl Pearson, F.R.S. 



III. The Relative Strength of Nurture and Nature. By Ethel M. 



Elderton. 



IV. On the Marriage of First Cousins. By Ethel M. Elderton. 



V. The Problem of Practical Eugenics. By Karl Pearson, F.R.S. 

 Second Edition. 



VI. Natiy^e and Nurture, the Problem of the Future. By Karl 

 Pearson, F.R.S. 



VII. The Academic Aspect of the Science of National Eugenics, By 

 Karl Pearson, F,R.S. 



VIII. Tuberculosis, Heredity and Environment. By Karl Pearson. 



IX. Darwinism : Medical Progress and Eugenics. The Cavendish 

 Lecture, 191 2, By Karl Pearson, F.R.S. 



QUESTIONS OF THE DAY AND OF THE FRAY. 



The following are issued, prite is. each, net. 



I. The Influence of Parental Alcoholism on the Physique and 

 Ability of the Offspring. A Reply to the Cambridge Econo- 

 mists. By Karl Pearson, F.R.S. 



II. Mental Defect, Mal-Nutrition, and the Teachers Appreciation of 

 Intelligence. A Reply to Criticisms of the Memoir on 'The 

 Influence of Defective Physique and Unfavourable Home 

 Environment on the Intelligence of School Children." By 

 David Heron, D.Sc. 



III. An Attempt to correct some of the Mis-statements made by Sir 



Victor Horsley, F.R.S., F.R.C.S., and Mary D. Sturge, 

 M.D., in their Criticisms of the Gallon Laboratory Memoir : 

 ' A First Study of the Influence of Parental Alcoholism,' &c. 

 By Karl Pearson, F,R.S 



IV. The Fight against Tuberctilosis and the Death-rate from Phthisis. 



By Karl Pearson, F.R.S. 



\', Social Problems : Their Treatment, Past, Present, and Future. 

 By Karl Pearson, F.R.S. 



Issued by the Camb> idge University Press : — 



Biometrika. A Journal for the Statistical Study of Biological Problemi. 

 Founded by W. F. R, Weldon, Francis Galton, and Karl 

 Pearson. Edited by Karl Pearson. Volumes I, II, III. 

 IV, V, VI, VII, and VIII complete. Subscription price, 3o.f, 

 net per volume. 



