142 THE TREND OF THE RACE 



National Council of Public Morals. The Declining Birth-Rate. Button and Co., 



N. Y., 1917. 

 Nearing, N. S. Education and Fecundity. Pubs. Am. Stat. Ass. 14, 156-174, 



1914-15. 

 Nearing, S. Social Decadence. North Am. Rev. 197, 629-639, 1913. 

 Newshohne, A. Vital Statistics, 3d ed., London, 1899; The Declining Birth Rate, 



New Tracts for the Times Series. Moffatt, Yard and Co., N. Y., 1911. 

 Newshohne, A., and Stevenson, T. H. C. The Decline of Fertihty in the United 



Kingdom and Other Countries as shown by the Corrected Birth Rates, Jour. 



Roy. Stat. Soc, 69, 34-87, 1906. 

 Oldenberg, K. Ueber den Riickgang der Geburten-und Sterbeziffer, Arch. f. 



Sozialwiss. u. Politik. 32, 319-377 and 33, 401-499, 1911. 

 Pearson, K. On the Effect of a Differential Fecundity on Degeneracy. Biometrica, 



7, 1910. The Groundwork of Eugenics. Eugen. Lab. Lect. Series, 2, 1909; 



On the Scope and Importance to the State of the Science of National Eugenics, 



1. c. I, 3d ed., 1911; The Problem of Practical Eugenics, 1. c. 5, 1912. 

 Popenoe, P. The Increase of Ignorance. Jour. Hered. 8, 178-183, 1917; Eugenics 



and College Education. School and Society, 6, 438-441, 1917. 

 Prinzing, F. Die ehehche Fruchtbarkeit in Deutschland. Zeit. F. Sozialwiss, 4, 



33~3^} 90-100, 188-192, 1901; Die sterile Ehen. 1. c, H. i, 47-51, H. 2, 116- 



124, 1904. 

 Report of the New South Wales Royal Commission on the Decline of the Birth 



Rate. Vol. i, Sydney, 1904. 

 Sprague, R. J. Education and Race Suicide. Jour. Heredity, 6, 158-162, 1915. 

 Statistique Internationale du Mouvement de la Population, Annies, 1901-1910, 



Paris, Imprimerie Nationale, 1913 

 Theilhaber, F. A. Das sterile Berlin. Berlin, 1913, pp. 165. 

 Thompson, W. S. Population: A Study in Malthusianism, Columbia Univ. N. Y., 



1915. Race Suicide in the United States. Am. Jour. Phys. Anthrop. 3, 97- 



146, 1920. 

 Vecchio, G. S. del. Su gli Analfabeti e le Nascite nelle varie Parti d'ltalia. Bologna, 



1894. 

 Whetham, W. C. D. and C. D. Extinction of the Upper Classes, 19th Century, 66, 



97-108, 1909. Also works previously cited. The Family and the Nation, 



Heredity and Society, and Introduction to Eugenics. 

 Willcox, W. F. The Change in the Proportion of Children in the United States, 



etc.. Pubs. Am. Stat. Ass. 12, 490-499, 1909-11; The Nature and Significance 



of the Changes in the Birth and Death Rates in Recent Years, 1. c. 15, 1-15, 



1916; Differential Fecundity. Jour. Heredity, 5, 141-148, 1914. Fewer Births 



and Fewer Deaths: What do they mean? 1. c. 7, 119-127, 1916. 

 Woodruff, C. E. E.xpansion of Races. Rebman Co., N. Y. 1909. 

 Young, A. A. The Birth Rate in New Hampshire. Pubs. Am. Stat. Ass. 9, 263- 



291, 1905. 

 Yule, G. U. On the Changes of Marriage and Birth Rates in England and Wales 



during the Past Half Century with an Inquiry as to their Probable Causes. 



Jour. Roy. Stat. Soc. 69, 88-132, 1906. (Discussion, 133-147.) 



