)"The Lancet" records that at a meeting in 1855 of the Epidemiological Society of London, Snow responded to a paper being read out by E. Headlam Greenhow in which the research of his uncle, Dr Thomas Michael Greenhow, concerning the 1831–32 cholera epidemic in Tynemouth was outlined.On 6 May 1856, Thomas Greenhow delivered a lecture on this topic at his "alma mater", St Thomas' Hospital, where Snow was working as an anaesthetist.