Ball bearing hub for bicycle
Coventry Machinists Coy.'s cycle back wheel ball bearing hub, c.1880.
Coventry Machinists Company's cycle back wheel ball bearing hub, c. 1880
Coventry Machinists Coy.'s cycle back wheel ball bearing hub, c.1880.
Brass end cap from back wheel ball bearing, 1918-215 Pt1, c.1880.