Speaking of shadow factories, the object of which was to give a great increase in. war potential, Mr, Chamberlain said there was no part of Britain's air defence which had made a deeper impression on foreign visitors.
All shadow factories were fully employed while the air force was being built up, but it was intended later that the system be kept in reserve for emergencies only, thus providing an enormous war-time productive capacity.
These factories were second to none in the world.
The Premier next answered advocates of so-called mass producti and mentioned that while, in an ordinary motor-car engine, there were about 1,700 parts, in a modern bomber there were 11,000 parts to the engine alone and upwards of 70,000 for the rest of the plane.
Text read from the printed page and cleaned; old type leaves the occasional error.