y 



1 &f 



Reel, 



Depth vftf,^* 



Tunis ^1 Cor.+ / 

 fj h o t o r lead «»2o" 

 Bottom 



Jfo.of thermometer (tor. - 



Corrected ftofriftafftiUP* 1 j 



Mr t/ ' t /~ fovfua* //o firW 



SOUNDING WIRE. 



VI'. 



j tuts:-. 



too 



5O0 

 300 



mi 

 600 



ffOO 



1 100 



. Q0 



IV" 



MQg 

 r«*> 



CQM 



LTD? 



|tpg 



3JOO 



DREDGE ROPE. 



UP. 



DOWN, 



