12 



II 



10 



CO 



iij 7 



*: 



o 6 



x 

 >- 5 



4 



3 



2 

 3 

 4 

 5 

 6 

 2 7 



x 8 



Q 



2 9 



10 

 II 

 12 



13 

 14 



O0 o 



o 



8 rt o 08 c? 



oo 



o o 



O CO 



~o 



oo 



LENGTH (MM) 



3 4 5 



7 8 9 10 II 12 13 



Q6° 



Op o 



o s> o 



^<oo u 

 o o § 



Fig. 9. — (See opposite page for legend.) 



So 



