in the 1850s Caused by Robinson's death. Elections in the 1840s Elections in the 1830s Caused by John Byng's elevation to the peerage, becoming 1st Earl of Strafford Caused by Ponsonby's resignation See also List of parliamentary constituencies in Dorset Notes References Sources Robert Beatson, A Chronological Register of Both Houses of Parliament (London: Longman, Hurst, Res & Orme, 1807) Cobbett's Parliamentary history of England, from the Norman Conquest in 1066 to the year 1803 (London: Thomas Hansard, 1808) F W S Craig, British Parliamentary Election Results 1832–1885 (2nd edition, Aldershot: Parliamentary Research Services, 1989) Maija Jansson (ed.), Proceedings in Parliament, 1614 (House of Commons) (Philadelphia: American Philosophical Society, 1988) Henry Stooks Smith, The Parliaments of England from 1715 to 1847, Volume 1 (London: Simpkin, Marshall & Co, 1844) 1455 establishments in England Parliamentary constituencies in Dorset Politics of Poole Constituencies of the Parliament of the United Kingdom disestablished in 1885 Constituencies of the Parliament of the United Kingdom established in 1950