CONDITIONS OF INQUIRY 



n 



the heavy phimmcts, and the friction of these cords on the 

 water, though not noteworthy in shallows, became very great 



Sketch showing the Arrangement for Dredging in the Deep Sea 



The dredge is seen in the foregrround. The fringed tassels are intended to entangle objects which rest 

 upon the bottom. The drum like piece of apparatus is a set of springs intended to prevent the breaking 



of the line by sudden strains. 



when a mile or more of depth was encountered. In the 

 abysmal portions it required hours for the weight to drag the 

 hempen rope to the bottom, and a )'et longer time to litt it 



