Compound lever could be measured. Compound lever The compound lever is a simple machine operating on the premise that the resistance from one lever in a system of levers will act as power for the next, and thus the applied force will be amplified from one lever to the next (as long as the mechanical advantage for each lever is greater than one). Almost all scales use some sort of compound lever to work. Other examples include nail clippers and piano keys. A lever arm uses the fulcrum to lift the load using and intensifying an applied force. In practice, conditions may
Darcy Lever that Levers daughter had inherited them and thus they passed to her husband John Bradshaw. However the land came to them, the family estate grew and today they continue to hold large parts of the Bolton area. At this time, 1666, Robert Lever had eight hearths liable to tax, James Bradshaw and John Crompton had seven each and Lawrence Fogg six. The rest of the township was made up of 12 more heaths. The land-tax return of 1786 shows that James Bradshaw and John Peploe Birch were the chief proprietors of Darcy Lever, between them they paid about half the