Notes

Killed while exercising his love for speed in a racing car, millionaire John Archibald Pump leaves behind ten million dollars that will go to the builders of the first aeroplane to fly from Paris to New York at 1000 kilometres per hour. Jo and Zette's father sets about designing such a plane, but the project comes under threat from a gang of saboteurs led by William and Fred Stockrise, Pump's passed-over nephews, who go to all lengths, from theft to bombing, to prevent it. To save the Stratoship H22 designed by their father, Jo and Zette have taken off in the aircraft with their pet monkey Jocko. Short of fuel, they land on a desert island ...