LEE BARKER WALTON 15S 



Engelmann, T. W. 



1902. Ueber experiiwcnvelle Erzeugung zweckmassiger Anderung der pflanzlichen 

 Chromophylle durch farbiges Licht. Arch. Anai. Physiol. (Phys. Abtlg.). 

 (Also see Gaidukov, 1902, 1906, etc.) 



Goldschmidt, R. 



1916. Genetic Factors and Enzyme Reaction. Science, Vol. 45. 



1916. Experimental Sexuality and the Sex Problem. Am. Nat., pp. 705-718. 

 (See bibliography for earlier papers of Goldschmidt.) 



Goodspeed and Moore. 



1911. Univ. Calif. Pb. Physiol., Vol. 4, p. 17. 



Hagedoorn, A. C. and A. L. 



1914- Can Selection Improve the Quality of a Pure Strain of Plants? Journ. 

 Board of Agriculture. 



1914. Studies on Variation and Selection. Zeif. Abst. Verbung, pp. 145-18}. 



1917. Rats and Evolution. Am. Nat., pp. 385-418. 



Hoge, M. A. 



1915. The Influence of Temperature in the Development of a Mendelian Char- 

 acter. Journ. Exp. Zool., Vol. 18. 



Humbert, E. P. 



1911. A Quantitative Study of Variation, Natural and Induced, in Pure Lines 

 of Silcne noctiflora. Zeit. Abst. Verbung, pp. 161-226. 



Jennings, H. S. 



1901. On the Significance of Spiral Swimming of Organisms. Am. Nat., 



pp. 369-378. 

 1906. Behavior of the Lower Organisms. (New York, Columbia University 



Press.) 

 1917. Modifying Factors and Multiple Allelomorphs in Relation to the Results 



of Selection. Am. Nat., pp. 301-306. 



Kammerer, P. 



1910. Beweise fiir der Vererbung erworbener Eigenschaften durch planmassige 

 Zuchtung. Vol. 12, Flugschr. D. Ges. f. Zuchtungskunde Berlin. (Also 

 note other papers of Kammerer's in Bibliographies.) 



Lankester, R. 



1917. The Problem of Heredity. 'Nature, p. 181. 



Little, C. C. 



1917. Evidence of Multiple Factors in Mice and Rats. Am. Nat., pp. 457-480. 



Mast, S. O. 



1918. Effects of Chemicals on Reversion in Orientation to Light in the Colonial 

 Form Spondylomorum quaternarium. Journ. Exper. Zool., Vol. 26, 

 No. 3, pp. 503-520. 



McDowell, E. C. 



1914. Size Inheritance in Rabbits. Carnegie Institute, Washington, No. 196. 



1916. Piebald Rats and Multiple Factors. Am. Nat., pp. 719-742. 



Metz, C. W. 



1917. Mutation in Three Species of Drosophila. Genetics, Vol. 1, pp. 591-607. 



Moore, A. R. 



1916. The Mechanics of Orientation in Gonium. Journ. Exp. Zool., Vol. 21, 

 pp. 431-432. 



Morgan, T. H. 



1915. The Role of the Environment in the Realization of a Sex-Linked Men- 

 delian Character in Drosophila. Am. Nat., Vol. 49, pp. 3 85-429. 



1916. A Critique of the Theory of Evolution. (Princeton, Princeton Univer- 

 sity Press.) 



