Several shots of men and women working on the construction of a new stratosphere balloon, sewing huge amounts of silk on a sewing machine and tying numerous ropes. The balloon is to be used for a flight by two Polish Scientists. Brief shots of the sealed 'capsule' of the balloon.
Auguste Piccard checks over his stratosphere reaching balloon after his flight.
Scientists spend lots of time working on their rocket - it explodes 20 ft above the ground.
Piccards set off for stratosphere, Detroit.
Piccard's stratosphere balloon is inflated and released in Minneapolis, America (USA).
Animated diagrams explain the stratosphere and charts the progress of scientific balloon flights.
Air balloon is launched, lit by huge searchlights.
Professor Powell talks about his stratospheric balloon, and we see it assembled. Bristol.