Plane production, after a slow start and frequently spasmodic development, is running in high gear. Shipments from America are increasing each month. Britain is a compact unit where the R.A.F. can fight in its own air and concentrate its forces or spread them out at a moment's notice. The anti-aircraft and balloon barrage defences, comparatively feeble twelve months ago, have been constantly tightened. It's hard to find a field in England now where a plane could get an uninterrupted run for a surprise landing, or a section where armed men don't watch for parachutists in 24-hour relays.
Finaly, the R.A.F. did manage to dominate Dunkirk and the Channel during large parts of the desperate Dunkirk evacuation. It can put up a strong show here against all comers. And the figures for the past year are tribute to its effectiveness, numerical inferiority or no. week that the problem was not insoluble, and added that he contem-
Text read from the printed page and cleaned; old type leaves the occasional error.