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Protecting Harbors from Submarine Boats

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Pacific Press Publishing Company · Oakland, California · Dec 3, 1902

FromSigns of the Times, Vol. 28, No. 49.

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Protecting Harbors from Submarine Boats

As a result of the recent naval maneuvers at Cherbourg, France, the French naval commanders recommend that the entrances of harbors which may be threatened by submarine boats be protected by laying electric wires under the surface from shore to shore. Contact with the wires will betray the approach of the unseen enemy. This is deemed necessary because of the success of the submarine vessels.