Agriculture in the United Kingdom sixfold by 1650. Improvements in transport, particularly along rivers and coasts, brought beef and dairy products from the north of England to London. The Kingdom of Great Britain was created on 1 May 1707, as a result of the Acts of Union putting into effect the terms of the Treaty of Union. At this time, Jethro Tull, a Berkshire farmer, had recently invented his famous rotating-cylinder seed drill. His 1731 book, "The New Horse Hoeing Husbandry", explained the systems and devices he espoused to improve agriculture. The book had such an impact that its influence can still be seen in
Thomas Howard (1651–1701) he had three sons and a daughter. Only one son survived him, dying the year after him aged 14. His daughter Diana married (in 1703) Edward Ward, 8th Baron Dudley and 3rd Baron Ward, who died in 1704, leaving her pregnant with a posthumous son, who succeeded his father in the Dudley estates, but died in 1731 without issue. Thomas Howard (1651–1701) Thomas Howard (1651–1701) was the only surviving son of Sir Robert Howard of Ashtead, Surrey. He served as a Teller of the Exchequer from 1689 until his death, a post that provided him with a house at Westminster.