London, Nov. 18.
Flashes of exploding bombs dumped by the RAF. lit up the French coast from Boulogne to Calais last night and touched off an artillery duel between British and German long range guns across the Channel.
The German Big Berthas went i action in retaliation for the British aerial attack, and British long range artillery took up the challenge from "Hell's Corner" on the Cliffs of Dover.
The British attack on the so-called invasion ports had scarcely subsided when the German Big Berthas around Cape Gris Nez and Calais, across the narrowest point of the Channel, hurled forth shells which screamed across the water.
The flashes of German guns were visible from the English south-east coast, which trembled under the thunder of heavy cannon
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