164 RAYMOND PEARL 



(26) Pearl, R. and Surface, F. M. Appliances and methods for pedigree poul- 



try breeding. Me. Agr. Expt. Stat. Ann. Rept. for 1908, pp. 239-274. 



(27) 1909 Selection index numbers and their use in breeding. Amer. 

 Nat. vol. 43, pp. 38.5-400. 



(28) 1910 On the inheritance of the barred color pattern in poultry. 

 Arch. f. Entwickl. Bd. 30, pp. 45-61, Taf. II and III. 



(29) 1911 A biometrical study of egg production in the domestic fowl. 

 II. Seasonal distribution of egg production. U. S. Dept. Agr. Bur. 

 An. Ind. Bui. 110, pp. 81-170. 



(30) Pearl, R., Surface, F. M., and Curtis, M. R. 1911 Diseases of poul- 



try. Their etiology, diagnosis, treatment, and prevention. New 

 York (Macmillan), pp. xi + 342. 



(31) Pearson, K. ISll The fight against tuberculosis and the death-rate 



from phthisis. Questions of the Day and Fray, No. 4. 



(32) Punnett, R. C. 1909 On the alleged influence of lecithm upon the de- 



terminat^ion of sex in rabbits. Proc. Cambridge Phil. Soc. vol. 15, 

 pp. 92-93. 



(33) Russo, A. 1907 Modificazione sperimentali dell'elemento epitheliale 



dell'ovaia dei mammiferi. Atti Ace. dei Lincei, CI. Sci. fis. ecc, 

 ser. 5 a, vol. 6, pp. 313-384. 



(34) Stockard, C. R. 1912 An experimental study of racial degeneration in 



mammals treated with alcohol. Arch. Intern. Med., vol. 10, pp. 

 369-398. 



(35) 1913 The effect on the offspring of intoxicating the male parent and 

 the transmission of the defects to subsequnt generations. Amer. 

 Nat., vol. 47, pp. 641-682. 



(36) 1914 A study of further generations of mammals from ancestors 

 treated with alcohol. Proc. Soc. Exp. Med. Biol., vol. 11, pp. 136- 

 139. 



(37) Stockard, C. R. and Craig, D. M. 1912 An experimental study of the 



influence of alcohol on the germ cells and the developing embryos of 

 mammals. Arch. f. Entwickl., Bd. 35, pp. 569-584. 



(38) Stockard, C. R. and Papanicolaou, G. 1916 A further analysis of the 



hereditary transmission of degeneracy and deformities by the de- 

 scendants of alcoholized mammals. Amer. Nat., vol. 50, Part I, pp. 

 65-88, Part II, pp. 144-177. 



(39) Sumner, F. B. 1915 Some studies of environmental influence, heredity, 



correlation, and growth in the white mouse. Jour. Exp. Zool., vol. 

 18, pp. 325-432. 



(40) ToDDE, C. 1910 L'azione dell'alcool sullo sviluppo e sulla funzione dei 



testicolli. Riv. sper. Fren. e med., vol. 36, pp. 491-515. 



(41) Tower, W. L. 1910 The determination of dominance and t'he modifica- 



tion of behavior in alternative (Mendelian) inheritance, by condi- 

 tions surrounding or incident upon the germ cells by fertilization. 

 Biol. Bui., vol. 18, pp. 285-352. 



(42) Weller, C. V. 1915 The blastophthoric effect of chronic lead poisoning. 



Jour. Med. Res., vol. 28, pp. 271-293. 



(43) Whitney, D. D. 1916 The control of sex by food in five species of roti- 



fers. Jour. Exp. Zool., vol. 20, p. 253-296. 



