li— una 



SOUNDING WIRE. 





DREDGING CABLE, 



__ M. DOW, 



| Up. 





._. M. Down. 



TJp. _M. 















1) 

























LOO 



























SOD 

























:mn 

























4(10 



























TiOO 



























800 

 700 











i 

















800 

 900 



























1 000 























1 HH! 



















































1300 



























1400 

























ir>oo 



























lilH) 



























J 700 



























1HII0 



























iqoo 

























'J000 

























3100 

















































2H00 

 J400 



























8300 



























&Q0O 



























woo 



























£800 



























BMO 



























WOO 

























moo 











































































8400 

























SHJQO 



























8^00 



























:tiO0 



























;t800 



























wwm 



























I) 



























-non 



























4200 



























41J00 



























4400 



























4500 



























4860 

























I.IMI 

























ISIIII 



























*W0 















