IVERSALLY ADJUSTABLE BALL BEARINGS, For Front Wheels, Back Wheels, and Pedals of Bicycles, Tricycles, and other Carriages. Are dust or dirt proof and longer distances can be travelled without lubrication than with any other Bearings in use. The continued and increasing demand, and tlie numerous… … Section. Elevation. SOLE PROFKIIlTOR AND MANUFACTURER WILLIAM BOWN, 308, SUMMER LANE, BIRMINGHAM, ALSO ' Manufacturer of General Bicycle Fittings, Materials, Extras, and Stampings in Iron and Steel for same.