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
Peter Lever of Lever's bouncers. Chatfield's life was saved by the England team physiotherapist who performed mouth-to-mouth resuscitation and heart massage. Lever, in abject horror, fell to his knees, and had to be helped off the pitch by his team-mates. Lever went on to take 41 wickets in international cricket, at 36.80 and including best bowling figures of 6/38, before his final Test ended on 5 August 1975 during another Ashes tour, Australia facing England at Lord's. Lever also played ten One Day Internationals, including the 1975 Cricket World Cup, taking 11 wickets but scoring only 17 runs. His ODI debut was