September 1932 J. A. Purves drives a Dynasphere spherical car, an automobile shaped like a giant radial tire. Mr. Purves was the vehicle's inventor. Image: Hulton-Deutsch Collection/CORBIS The bicycle had its origins in 1817 in the Velocipede, a powerless wheeled frame which the rider sat astride. The first reliable report of self-propulsion by means of pedal power dates to the early 1860s. Almost immediately inventors were attempting to do away with the second wheel, and in 1869 four different ...
September 1932 J. A. Purves drives a Dynasphere spherical car, an automobile shaped like a giant radial tire. Mr. Purves was the vehicle's inventor. Image: Hulton-Deutsch Collection/CORBIS The bicycle had its origins in 1817 in the Velocipede, a powerless wheeled frame which the rider sat astride. The first reliable report of self-propulsion by means of pedal power dates to the early 1860s. Almost immediately inventors were attempting to do away with the second wheel, and in 1869 four different ...
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