Chapter 7

How the Submarine is being Fought--Destroyers the Great Menace--But Nets, Too, Have Played Their Part--Many Other Devices--German Officers Tell of Experience on a Submarine Caught in a Net--Chasers Play Their Part--The Depth-Bomb--Trawler Tricks--A Camouflaged Schooner Which Turned Out To Be a Tartar--Airplanes--German Submarine Men in Playful Mood