Volkswagen launched the Flying Tiger, its first working prototype flying car.
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Jessi Combs broke the female fastest land speed record when her jet-powered vehicle reached a speed of 522.783 mph (841.338 kph).
The first traffic lights were installed in London.
Adolf Hitler announced the construction of the Volkswagen Beetle.
Mercedes and Benz merged to form the brand name Mercedes-Benz.
Henry Ford changed employees' working schedules to 8-hour days, 5 days a week.