116 



SUBMARINE CABLE LAYING AND REPAIRING. 



jockey pulley on a lever, with counterweight, presses down on 

 the cable, giving it adhesion to the sheave, and so drawing it in. 

 Two, and sometimes three, lines of cables are drawn on board 



and coiled in tank at the same time. A high rate of 68 miles 

 per day of 12 hours was attained in the shipment of the 

 South American cable on board the " Silvertown." 



