AthmdL ASuuktnk nalurfGrsrlkth 



Fig.J9 Cr) 



Stull E _ Tafm 



Fiff. 61 IV) 



Fig. 6J Ii) 



Fiy. 62 W 



...>»<•••* ; , •« * 



^Vy. 65 III 



i C 4 



