Lever a place to stand, and I shall move the Earth with it' is a remark of Archimedes who formally stated the correct mathematical principle of levers (quoted by Pappus of Alexandria). It is assumed that in ancient Egypt, constructors used the lever to move and uplift obelisks weighing more than 100 tons. A lever is a beam connected to ground by a hinge, or pivot, called a fulcrum. The ideal lever does not dissipate or store energy, which means there is no friction in the hinge or bending in the beam. In this case, the power into the lever equals
Leslie Lever, Baron Lever they lost. His younger sister and three younger brothers were all lawyers. His brother Harold was also a Member of Parliament. He served as Lord Mayor of Manchester (1957–58), attending 2,700 official engagements. His political career both as a councillor and M.P., representing inner city slum areas. He was knighted by Popes John XXIII and Paul VI, as well as by the Queen in 1970 for his philanthropic work. He died in Manchester in 1977, aged 72. Leslie Lever, Baron Lever Leslie Maurice Lever, Baron Lever, GCSG (29 April 1905 – 26 July 1977) was a British Labour politician. He