, Maohiao* — jRm/n 



Jioltom temperaiure 

 Corrected temperukbure 



Tfautl ar dmdgc 



SOUNDING WIRE. 



YUKNS. 



DREDGE 



ROPE. 



OOWW. 



vr. 



1>0\VH. 



UP. 



0 





tl 



If JO 



5«> 

 6oo 



7W 

 too 



900 



MfKi 



UQO 

 1500 



r6oo 



t7oo 

 }8a(> 

 1900 



0tXX) 

 '.•IIXJ 



Moo 



♦ 



- 







i300 

 A4ro 







1^ 



