No 454] 



/ A !/()]/] (>/ nil 



Without assuminj; 

 of those stiuctuic- 

 The struclural altc 



Rut Amluson 

 m the nuiiibcr 



ukis atfoi-dcd hv the oiKiilioiis ot Hu iinc. 

 mclUus \\ ith iLspcct to Abu s luma W iKo 

 the general effect of the stimulus aiioidcd hv t 

 turn clatiinim (which gives rise to liexeiibescn 

 more i)Lifcctl) organized form ot tlu stuann 



offer a reasonable explanation ot the a])|)eara 

 under conditions of injurv, when the\ assume j 

 while thev also serve to haimonize then octu 

 circumstances with the general course ot t 

 already set forth.' 



Theiesults to which we aie now brought 

 upon developmental phases in anatomical eleuK 

 lar cyhnder. While our studies lead us to 

 elusions, we do not m am sense ic^ud th. 1 

 only as affording one step m the solution ot 

 must be viewed not onlv from the broadct >t 

 extended anatomical data, but from that ot 1 

 although we feel disposed to insist th it th. ht 



be room for a different interpretation ot the fa 

 IS quite possible, since Dr. Jeffrey has recciitl_y 



