Hampden Bomber Manufacture (00/09/1940): various shots of men working on Hampden bombers in aircraft plant, of bombers being wheeled out, of mechanics putting the finishing touches to it, revving the motors, cut back inside to men working on tail assembly of bomber under construction. Sequence on Hampden bomber taking off, flying past, landing; another bomber doing likewise, pilot making "OK" sign from cockpit (frame line problem).