670 HISTORY OF THE SEA. 



diver carries down a slender cord, with which he signals his 

 wants when below. lie is slowly lowered down to the bottom,, 

 ninety feet below, where his work is pressing, since he has 

 ^nly the hour before and the hour after the turn of the tide. 

 While he is down those nhove are as intent upon his welfare! 



DIVER DOWN. 



£§ he is himself. lie who has the signal cord, holds the most 

 responsible position. There is a prearranged code of signals, 

 for " more air," " pull me up," " more tools," " pull up the 

 bucket, " and so on. His work below has been the destruction 

 of the heavy frame work of the vessel, and right well has it 

 oeen done ; there is but little left of her but the worm-eaten 



