•III! I'HYSIOI.O Till 





.■•I to expend itaelf, then <>l<\ iousl; 

 curred before the elfe 



anus w ill be incomplete I ill be 



panying tracings I ig IT 



■ 



• 



- 



In tl • 

 different, for //" 



eoni i .- thai stimul 



duced bj a pre* ioua stimulus I 



