a website collaboration between Science Service and the Smithsonian Institution

compact controller regulates the speed and reverses the Allis-Chalmers experimental fuel cell tractor, the reversing lever changes the polarity of the current reaching the motor



Fuel Cells

no date

An idea car which might be seen within a generation was disclosed by De Soto Division. It was predicted that such a car might be driven by four high-speed electric motors receiving their energy from an electrochemical power plant, a totally new source of power.

Original Caption by Science Service
De Soto

National Museum of American History


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