. r„, HK ^ ^ (iw. 4- / Depth $ j 



liol t oiitn I'mpprai urn ^ ^ -^^^ 

 (JurrroM. fn.,.-,,aure ^^^^^ 



SOUNDING WIRE. 



9. "• 



III*. 



DREDGE ROPE. 



20O 



5t)o 

 6act 



( r«' 



160U 



17U0 



KHfx> 

 I *> 

 3000 

 .'MX J 



3400 



9. ^/?3n 



