Lincolnshire reaching between 4.7 and 5.3 on the Richter magnitude scale; it was one of the largest earthquakes to affect Britain in recent years. Lincolnshire is home to Woolsthorpe Manor, birthplace and home of Sir Isaac Newton. He attended The King's School, Grantham. Its library has preserved his signature, carved into a window sill when he was a youth. Bedrock in Lincolnshire features Jurassic limestone (near Lincoln) and Cretaceous chalk (north-east). For much of prehistory, Lincolnshire was under tropical seas, and most fossils found in the county are marine invertebrates. Marine vertebrates have also been found including ichthyosaurus and plesiosaur .
Shadow Cabinet of Margaret Thatcher part of the Environment team). On 19 November 1976, Thatcher reshuffled again. Maudling was dropped as Shadow Foreign Secretary and replaced by John Davies. Raison dropped, being replaced at Environment by Heseltine, who was replaced at the Industry portfolio by Biffen. He was in turn replaced as Shadow Energy Secretary by Tom King. Peyton and Pym switch roles (Shadow Leader of the House for Agriculture), with Pym also taking Devolution from Whitelaw. Shadow Cabinet of Margaret Thatcher Margaret Thatcher became the first female Leader of the Conservative Party and Leader of the Opposition after winning the 1975 leadership election, the