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Shift knob from 1940 Indian 440 motorcycle http://www.indian-bobbers.com/indian_1940/images-in0011/1940_Indian_440_4-cylinder_Shift_Knob_Logo-468x385.jpg

Invented by M. Goventosa de Udine in 1931, the one wheeled motorcycle. Little is known about de Udine (not shown), even if he was the sole inventor. What is known is that this one wheeled motorcycle could reach speeds of 150km/hr.

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