Between the sands of the coast, along the twelve-fathom channel of the Inner Leads, there were half a dozen ships beating up through the Downs, the thud of their engines coming clearly off the quiet sea, and between the evil sands and the sharp outline of the French coast there were ships of all registries going about their business – liners, merchantmen, ungainly Dutch schuyts, and even a slim corvette hastening down south, perhaps to Portsmouth.

