Component from roller clutch designed by Humber for cycles
Component from roller clutch for cycles, designed c. 1880 by Thomas Humber.
Roller clutch for cycles, designed c. 1880 by Thomas Humber
Component from roller clutch for cycles, designed c. 1880 by Thomas Humber.
Two circular cog shaped components from roller clutch for cycles, designed c. 1880 by Thomas Humber.