THE BATTLE OF FRANCE specialists have made very valuable advances in metallurgy: we were immediately furnished with every detail of the new methods. We ourselves have made some noteworthy mechanical improvements and they were at once placed at the disposal of French industry. 'Sometimes things are more complicated. M. Dautry may say: "I want to speed up the production of such and such a gun and I'm short of barrels." c "But you're equipped to calibrate them?" ' "Yes." ' "All right then, we will let you have the rough tubes and as compensation you will give us a certain number of finished guns." 'Sometimes there is a clash either between the requirements of the two countries, or, at home, between those of the Admiralty, the Air Force, and the Army. As arbiter, we have the ideal man for the job, a colonel who is at the head of what is called the Priorities Department. His awards are so equitable and competent that they are usually accepted unquestioningly by the services. But in case of doubt, appeal may be made in Great Britain to a Council presided over by Lord Chatfield, and, as a last resource, to the Inter-Allied Supreme Council, which sits sometimes in France and sometimes in England. So you can see that we have left no room in our common task for discord. It is a great advance on 1914*' 118