Compound lever sudden movement of the key. The earliest remaining writings regarding levers date from the 3rd century BC and were provided by Archimedes. ""Give me a place to stand, and I shall move the earth with a lever"" is a remark attributed to Archimedes, who formally stated the correct mathematical principle of levers (quoted by Pappus of Alexandria). The idea of the compound lever is attributed to the Birmingham inventor John Wyatt in 1743, when he designed a weighing machine that used four compound levers to transfer a load from a weighing platform to a central lever from which the weight
Had Enough (The Who song) failed rock opera, 905, finally snapping under the pressure and stress of his life. "Had Enough" saw single release as a double-A side single with "Who Are You" in 1978 prior to the "Who Are You" album's release. Despite this, "Had Enough" received far less radio airplay than "Who Are You" but American FM rock radio played the song frequently after its release. Entwistle later joked that most people probably thought the song was a B-side because it said "Entwistle" on it. It was never performed live by the Who, although it featured in many of Entwistle's solo concerts. "Had