Butler's Gas Operated Motor Tricycle
An illustration of Butler’s motor tricycle. The tricycle operated by a throttle valve lever and a foot controlled lever to lower or raising the rear driving wheel. The vehicle was not fitted with a braking system, and operated at 3 to 10 mph.
Keywordsvehicle, tricycles, motor vehicles, tricycle, Butler's Gas Operated Motor Tricycle, Motor Tricycle
Encyclopaedia Britannica (11th ed., vol. 18) (New York, NY: The Encyclopaedia Britannica Company, 1910)