MTESrsnaSESSIEXEnZEEC 



I'LATK II 



•■ i > j^'^v'*.4 ni-i-i r ti i. v iaxiiiKis,azgagigc353a 



agaaajg j^'^>a.v^>^j.^Ak;^ . u>.i'^^ ^ 



Fi,/. X 



Fig. 2. 



Ft,/. S. 



/■-,/-' /.^rf7/;:,v. 



