Report on Wi 
Fig, 1. 
Fig. 2. 
Fig. 3. 
SS ee 
SES = Hes a 
BES = 2% =e 
aes = = 
4 + : ta feel 
; + t sia 
Lee eS 
| 
xd oft +H 
2 
at 
1 
a 
siete Ht 
tt H 
athe 
+ 
“THR 
fae 
eee 
tt oH 
HEE 
[ ut atte WV 
PLATE U1 
raare se 
