Wheels and wheeling; an indispensable handbook for cyclists, with over two hundred illustrations (1892)
Porter, Luther Henry · Boston, Wheelman Company · leaf 176
ibility of accidents through astick or a stone catching in the spokes. Anyone atall conversant with cycling will be able to recollecthow. many accidents, and, unfortunately, in manycases, with a fatal termination, have occurred throughsomething catching in the spokes, and resulting inthe accidents… … Dual Tricycle, other to the greater bulk of the cycle riding com-munity. The Dual tricycle possesses a peculiar double gear,one wheel driving for power and the other two forspeed. In this driving gear intermediate wheels areused. These are affixed at the ends of levers placedon each side and…
Cycling · Bicycles
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