UNIVERSITY OF LONDON, UNIVERSITY COLLEGE. 
Drapers' Company Research Memoirs. 
Biometric Series. 
I. Mathematical Contributions to the VI. A Monograph on Albinism in Man. 
II. 
Theory of Evolution.— XIII. On the Theory 
of Contingency and its Relation to Associa- 
tion and Normal Correlation. By Karl 
Pearson, F.R.S. Price 4s. net. 
Mathematical Contributions to the 
Theory of Evolution.— XIV. On the Theory 
of Skew Correlation and Non-linear Regres- 
sion. By Karl Pearson, F.R.S. Price 
5s. net. 
VII. 
By Karl Pearson, E. Nettleship, and 
C. H. Usher. With upwards of one 
hundred plates. Text, Part I and Atlas, 
Part I with 52 plates containing 185 illus- 
trations of Albinism. Price 35s. net. 
A Monograph on Albinism in Man. 
By Karl Pearson, E. Nettleship, and 
C. H. Usher. Text, Part II and Atlas, 
Part II. Nearly ready. 
Studies in National Deterioration. 
III. A Second Study of the Statistics of 
Pulmonary Tuberculosis: Marital Infec- 
tion. By the late E. G. Pope. Edited 
and revised by Karl Pearson, F.R.S. with 
an Appendix on Assortative Mating from 
Data reduced by Ethel M. Elderton. 
Price 3s. net. 
V. On the Inheritance of the Diatheses 
of Phthisis and Insanity. A Statistical 
Study based upon the Family History of 
1,500 Criminals. By Charles Goring, 
M.D., B.Sc. Price 3s. net. 
VI. A Third Study of Pulmonary Tuber- 
culosis. The Mortality of the Tuberculous 
and Sanatorium Treatment. By W. Palin 
Elderton, F.I. A. and S. J. Perry, A. I. A. 
Price 3s. net. 
VII. The Intensity of Natural Selection 
in Man. By E. C. Snow, M.A. Price 3s. net. 
Francis Galton Laboratory for National Eugenics. 
Memoir Series. 
IX. The Treasury of Human Inheritance 
(Pedigrees of physical, psychical and patho- 
logical Characters in Man). Part III. (An- 
gioneurotic Oedema, Hermaphroditism, 
Deaf-Mutism, Insanity, Commercial Abi- 
lity.) Price 6s. net. 
X. The Influence of Parental Alcoholism 
on the Physique and Intelligence of the 
Offspring. By Ethel M. Elderton, as- 
sisted by Karl Pearson. Price 4s. 
XI. The Treasury of Human Inheritance 
■ (Pedigrees of physical, psychical and patho- 
logical Characters in Man). Part IV. 
(Cleft Palate, Hare-Lip, Deaf-Mutism, and 
Congenital Cataract.) Price 10s. 
XII. The Treasury of Human Inheritance 
(Pedigrees of physical, psychical, and patho- 
logical Characters in Man). Parts V and 
VI. (Haemophilia.) Price 15s. net. 
XIII. A Second Study of the Influence of 
Parental Alcoholism on the Physique and 
Intelligence of the Offspring. By Karl 
Pearson, F.R.S., and Ethel M. Elderton. 
Price 4s. net. 
XIV. A Preliminary Study of Extreme 
Alcoholism in Adults. By Amy Barring- 
ton and Karl Pearson, F.R.S., assisted 
by David Heron, M.A., D.Sc. Price 
4s. net. 
XV. The Treasury of Human Inheritance 
(Pedigrees of physical, psychical, and patho- 
logical Characters in Man). Parts VII. and 
VIII. (Dwarfism.) With 49 Plates of 
illustrations and 8 Plates of Pedigrees. 
Price 15s. net. 
XVI. A Second Study of Extreme Alco- 
holism in Adults. By David Heron, D.Sc. 
_ Immediately. 
XVII. The Treasury of Human Inheri- 
tance. Prefatory matter and complete 
name and subject Index, to Vol. I. Parts 
I — VIII. Just ready. Price 2s. 6d. net. 
Lecture Series. 
II. 
The Groundwork of Eugenics. . By 
Karl Pearson, F.R.S. Price Is. net. 
III. The Relative Strength of Nurture 
and Nature. By Ethel M. Elderton. 
Price Is. net. 
IV. On the Marriage of First Cousins. 
By Ethel M. Elderton. Price Is. net. 
V. The Problem of Practical Eugenics. 
By Karl Pearson, F.R.S. Price Is. net. 
VI. Nature and Nurture, the Problem of 
the Future. By Karl Pearson, F.R.S. 
Price Is. net. 
VII. The Academic Aspect of the Sci- 
, ence of National Eugenics. By Karl 
Pearson, F.R.S. Price Is. net. 
II. 
Questions of the Day 
The Influence of Parental Alcoholism 
on the Physique and Ability of the Off- 
spring. A Reply to the Cambridge Eco- III 
nomists. By Karl Pearson, F.R.S. Price 
Is. net. 
Mental Defect, Mai-Nutrition, and 
the Teacher's Appreciation of Intelligence. 
A Reply to Criticisms of the Memoir on IV. 
' The Influence of Defective Physique and 
Unfavourable Home Environment on the 
and the Fray. 
Intelligence of School Children.' By David 
Heron, D.Sc. Price Is. net. 
An Attempt to correct Some of the 
Misstatements made by Sir Victor Hors- 
let, F.R.S., F.R.C.S., and Mary D. Sturge, 
M.D. By Karl Pearson, F.R.S. Price 
Is. net. 
The Fight against Tuberculosis and 
the Death-rate from Phthisis. By Karl 
Pearson, F.R.S. Price Is. net. 
THE ABOVE MAY BE OBTAINED FROM DULAU & CO., 37, SOHO SQUARE, LONDON, W. 
