William Pitt, 1st Earl of Chatham William Pitt, 1st Earl of Chatham William Pitt, 1st Earl of Chatham, (15 November 1708 – 11 May 1778) was a British statesman of the Whig group who led the government of Great Britain twice in the middle of the 18th century. Historians call him Pitt of Chatham, or William Pitt the Elder, to distinguish him from his son, William Pitt the Younger, who also was a prime minister. Pitt was also known as The Great Commoner, because of his long-standing refusal to accept a title until 1766. Pitt was a member of the British cabinet and its informal leader
1766 Slipher of the planets for a period of more than half a century. The lunar and Martian Slipher craters were also named after the two brothers. The official naming citation was published by the Minor Planet Center before November 1977 (). 1766 Slipher 1766 Slipher, provisional designation , is a Paduan asteroid from the central regions of the asteroid belt, approximately 18 kilometers in diameter. It was discovered on 7 September 1962, by astronomers of the Indiana Asteroid Program at Goethe Link Observatory in Indiana, United States. The asteroid was named after American astronomers Vesto Slipher and his brother Earl C.