Show device to disarm submarines the french are experimenting with anew a new device for protecting warships against submarines when the former are stationary it consists of groups af 0 t cylinders about two inches in diameter filled with high explosives and moored around the battleship the ho cylinders being so connected with v alth each other that tha when a submarine comes in contact with one or more of them it Is entangled by br t the be entire group whose simultaneous detonation wrecks the submarine |