Grantham and eminent past students. Britain's first female Prime Minister, Margaret Thatcher, attended Kesteven and Grantham, and Isaac Newton famously attended The King's. Both have remained single-sex up to the age of 16. In 1970, Kesteven County Council (based in Sleaford) announced plans to turn the grammar schools into co-educational comprehensives for ages of 11–16 and leave Grantham College the only sixth form for the town. Later it was proposed to create two sixth-form colleges from one of the grammar schools. Other parts of Kesteven became comprehensive but responsibility for education passed to Lincolnshire under the local government reorganization of 1974,
Wold Newton, Lincolnshire a group of thanes including one Sortibrand. In turn they had between them five tenants: Grinchel, Walbert, Ingemund, Wimund and Justan. Wold Newton is situated on the eastern side of the Lincolnshire Wolds and the parish contains the highest point in North East Lincolnshire at . The geology and topography of Wold Newton are based on the massive chalk deposits of the Cretaceous Period (145 to 66 million years ago) and the subsequent glaciation during the coolest period of the current Ice Age. The topography of Wold Newton and the Lincolnshire Wolds was created by the sequence of glaciation and