Big gun in operation at Dover, shelling German vessels and coast of France.
Title reads: "Winnie in action".
Various shots soldiers loading a huge gun at Dover, the shell and charge are rammed into the breach. A soldiers scrawls a message in chalk on the side of the shell - "No coupons required". The men jump clear and the gun is fired by pulling a lever in a nearby bunker. The soldiers who operate the gun have nicknamed it "Winnie". It is the British army's answer to the German big guns on the French coast that have been shelling British ships in the Channel for the last year.