STEEL NETS to TRAP the U-BOATS: A New Idea from the United States
... STEEL NETS to TRAP the U-BOATS A New Idea from the United States In the last war, nets were used as anti submarine defences at British, French and Italian naval harbours and bases. A large establishment was organised at Shotley, near Harwich, for their pro duction, at which 597 miles of nets, a dead weight of 105,150 tons, were turned out by naval labour. To-day, the United States have gone ...