III. 
UNIVERSITY OF LONDON, UNIVERSITY COLLEGE. 
Drapers' Company Research Memoirs. 
Biometric Series. 
I. Mathematical Contributions to the 
Theory of Evolution.— XIII. On the Theory 
of Contingency and its Relation to Associa- 
tion and Normal Correlation. By KaIil 
Pearson, F.R.S. ■ Issued. Price 4s. 
II. Mathematical Contributions to the 
Theoryof Evolution.— XIV. On the Theory 
of Skew Correlation and Non-linear Regres- 
sion. By Karl Pearson, F.R.S. Issued. 
Price 5s. 
III. Mathematical Contributions to the 
Theory of Evolution.— XV. On the Mathe- 
matical Theory of Random Migration. By 
Karl Pearson, F.R.S., with the assist- 
ance of John Blakeman, M.Sc. Iss^ied. 
Price 5s. 
IV. Mathematical Contributions to the 
Theory of Evolution.— XVI. On Further 
Methods of Measuring Correlation. By 
Karl Pearson, r.R.S. Issued. Price 4«. 
V. Mathematical Contributions to the 
Theory of Evolution.— XVII. On Homo- 
typosis in the Animal Bangdom. By 
Ernest Warren, D.Sc, Alice Lee, D.Sc, 
Edna Lea-Smith, Marion Radford and 
Karl Pearson, F.R.S. Shortly. 
VI. Albinism in Man. By E. Nettleship, 
C. H. UsHBH, and Karl Pearson, F.R.S. 
With upwards of eighty plates. Nearly 
ready. 
IV. 
Studies in National 
On the Relation of Fertility in Man 
to Social Status, and on the changes in this 
Relation that have taken place in the last 
50 years. By David Heron, M.A. Issued. 
Price 3s. 
A First Study of the Statistics of 
Pulmonary Tuberculosis : Inheritance. By 
Karl Pearson, F.R.S. Issued. Price 3s. 
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 
Deterioration. 
an Appendix on Assortative Mating from 
Data reduced by Ethel M. Elderton. 
Issued. Price 3s. 
The Health of the School Child in 
relation to its Mental Characters. By 
Karl Pearson, F.R.S. Shortly^. 
On the Inheritance of the Diatheses 
of Rhthisis and Insanity. A Statistical 
Study based upon the Family History of 
1,500 Criminals. By Charles Goring, 
M.D., B.Sc. Issued. Price 3s. 
Francis Qalton Laboratory for National Eugenics. 
Memoir Series. 
I. The Inheritance of Ability. Being a 
statistical examination of the Oxford Class 
Lists from the year 1800 onwards, and of 
the School Lists of Harrow and Charter- 
house. By Edgar Schuster, M.A., First 
Galton Research Fellow in National Euge- 
nics, and E. M. Elderton, Galton Re- 
search Scholar. Issued. Price 4s. 
II. A First Study of the Statistics of 
Insanity and the Inheritance of the Insane 
Diathesis. By David HSron, M.A., Second 
Galton Research Fellow. Issued. Price 3s. 
III. The Promise of Youth and the Per- 
formance of Manhood. Being a statistical 
examination into the relation existing be- 
tween success in the examinations for the 
B.A. Degree at Oxford and subsequent 
success in professional life. (The professions 
considered are the Bar and the Church.) 
By Edgar Schuster, M.A., First Galton 
Research Fellow. Issued. Price 2s. 6c?. 
IV. On the Measure of the Resemblance 
of First Cousins. By Ethel M. Elderton, 
Galton Research Scholar, assisted by Karl 
Pearson, F.R.S. Issued. Price 3s. 
V. A First Study of the Inheritance of 
Vision and of the Relative Influence of 
Heredity and Environment on Sight. By 
Amy Barrington and Karl Pearson, 
F.R.S. Issued. Price 4s. 
VI. Treasury of Human Inheritance 
(Pedigrees of physical, psychical, and patho- 
logical Characters in Man). Parts I. and 
II. (double part). (Diabetes insipidus, 
Split-Foot, Polydactylism, Brachydactyl- 
ism. Tuberculosis, Deaf- Mutism, and Legal 
Ability.) Issued by the Galton Laboratory. 
Price 14s. Subscriptions to each set of 
four parts, 20s. 
VII. The Influence of Parental Occupation 
and Home Conditions on the Physique of 
the Offspring. By Ethel M. Elderton, 
Galton Research Scholar. Shortly. 
VIII. The Influence of Unfavourable Home 
Environment and Defective Physique on 
the Intelligence of School Children. By 
David Heron, M.A., Second Galton Re- 
searcn Fellow. Issued. Price 4s. 
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.) Issued by the Galton Laboratory. 
Price 6s. 
X. The Influence of Parental Alcoholism 
on the Physique and Intelligence of the 
Offspring. By Ethel M. Elderton, as- 
sisted by Karl Pearson. Issued. 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.) Issued. Price 10s. 
Lecture Series. 
The Scope and Importance to the 
State of the Science of National Eugenics. 
By Karl Pearson, F.R.S. Issued. Price 
Is. 
II. The Groundwork of Eugenics. By 
Karl Pearson, F.R.S. Issued. Price Is. 
in. The Relative Strength of Nurture 
and Nature. By Ethel M. Elderton. 
Issued. Price Is. 
IV. On the Marriage of First Cousins, 
By Ethel M. Elderton. Nearly ready. 
V. The Problem of Practical Eugenics. 
By Karl Pearson, F.R.S. Issued. Price 
Is. 
THE ABOVE MAY BE OBTAINED FEOM DULAU & CO., 37, SOHO SQUAKE, LONDON, W. 
