9 



JJoUfOrn t-cfnperaitire 



.Yo. of tfierm-omrfitfr . c''^/^ 



1p^. 0) 



1/ 



Cbr. 



^ SQUNDI 



SOUNDING WIRE. 



.H« 

 Vw 

 iViO 



I too 

 iiw 



f6oo 

 171x1 

 i8uo 



•voub 



OKX> 



340 



' •llOWN. 



irp. 



SI 



