THE BATTLE OF FRANCE a fleet of a hundred units equal to the finest of the British Navy—a fleet, that is, more powerful than all the fleets of the world put together.5 But it is not only in this that its wonder lies. It is as scientifically precise as it is huge. The English never wearied of poring over the annotated photographs, the firing-maps, the drawings and the diagrams which mean that on a single telephone call of three or four figures, a storm of shells will rain on such and such a segment of wood Biy, or such and such a section of territory 243. They were fascinated by the perfection of detail, by the gigantic tower that one man could operate, by the unforeseen machine-gun which, suddenly uncovered, com- manded an approach, by the speed of the gas- warning. 'Even to have thought of it all/ they said, 'must have meant years of work/ "True/ the captain in command of the work replied. 'Hundreds of officers have given years of their lives and energies to make this fortified position what it is. All my crew, apart from a few technical officers, belong to this region. Officers of the Reserve have come quite voluntarily, week after week, to work out and draw up these diagrams that you find so amazing. My crew knows its work as well as sailors know their battleship or cruiser. Each work has a soul of its own. Personally, I find mine fresher, purer than my neighbour's. As for my 98