Baptismal record, St Martin, Birmingham (20 March 1822 Francis Galton born 16 February 1822 son of Tertins Galton and Violetta Galton)
Census of England 1841, 1861, 1871, 1881, 1891
England and Wales death index
National Probate Calendar
Ruth Schwartz Cowan, ‘Galton, Sir Francis (1822–1911)’, Oxford Dictionary of National Biography, Oxford University Press, 2004; online edn, Oct 2005 accessed 6 May 2017. This is a subscription site but access is free to readers of British libraries whose library subscribes.