INDEX TO AUTHORS. 



B 



Bridges, Calvin B. Vermilion-defi- 

 ciency, 645 



— . See Morgan and Bridges, 639 



Bright, Elizabeth M. See Red- 

 field and Bright, 255 



Boring, Alice M., and Morgan, T. 

 H. Lutear cells and hen-feather- 

 ing, 127 



Bovie, W. T., and Hughes, D. M. 

 Rate of recovery from the action 

 of fluorite rays, 323 



Bovie, W. T., and Klein, Alice. 

 Sensitization to heat due to ex- 

 posure to light of short wave- 

 lengths, 331 



Brooks, S. C. A theory of the 

 mechanism of disinfection, hemol- 

 ysis, and similar processes, 61 



— , Matilda Moldenhauer. Com- 

 parative studies on respiration. 

 III. The effect of ether on the 

 respiration and growth of Bacil- 

 lus subtilis, 193 



Cathcart, P. H. See Cohn, Wol- 

 BACH, Henderson, and Cath- 

 cart, 221 



— . See Henderson, Cohn, Cath- 

 cart, Wachman, and Fenn, 



459 



Cohn, E. J., Wolbach, S. B., 

 Henderson, L. J., and Cathcart, 

 P. H. On the control of rope in 

 bread, 221 



— . See Henderson, Cohn, Cath- 

 cart, Wachman, and Fenn, 



459 



Cohn, E. J. See Henderson, Fenn, 

 and Cohn, 387 



Crozier, W. J. Intracellular acid- 

 ity in Valonia, 581 



— . On the control of the response 

 to shading in the branchiae of 

 Chromodoris, 585 



Fenn, W. O. See Henderson, 

 Cohn, Cathcart, Wachman, and 

 Fenn, 459 



— . See Henderson, Fenn, and 

 Cohn, 387 



Fred, E. B. The growth of higher 

 plants in soils free of microorgan- 

 isms, 623 



— and Haas, A. R. C. The 

 etching of marble by roots in 

 the presence and absence of 

 bacteria, 631 



Garrey, Walter E. Light and the 

 muscle tonus of insects. The 

 heliotropic mechanism, 101 



Gustafson, F. G. Comparative 

 studies on respiration. II. The 

 effect of anesthetics and other 

 substances on the respiration of 

 Aspergillus niger, 181 



H 



Haas, A. R. C. See Fred and 

 Haas, 631 



— . See Osterhout and Haas, 



1,295 



Hackh, Ingo W. D. Bioelements; 

 the chemical elements of living 

 matter, 429 



747 



