Jfo.. 



Machine. 

 Turn^ /V Cor. -f / 



liottonv temperature \ 

 M.o/ iJisrm-QnH^ter \ 

 Corrected tevhpemiure' 



Seel, 



Depdfi 



/ 



Oor. 



7 



. SOUNDING WIRE. 



-j — ' 



'iCy DREDGE ROPE. 



DOWN. 



UP. 



TlfRNS. 



DOWN. 



OP. 





/ >. -^ o. u 



r 1 







\ 



/ « y ^ 



m ■ ^ ^ 



tm 



■ 





• 











i 



M 

 (it Ml 



•/H K ( 



«^ 



























^ 

























U'y) 











1500 

 1 7<xj 





















1900 



SOCJO 



















3IOO 





































• ^7^ 



