
John Snow's Documents
Items on this page are Documents related to, but not written by, John Snow.
2 March 1844
William Snow's Commercial Temperance Hotel.PDF from photocopy, courtesy of Sue Rigby, City of York Libraries, via Nigel Paneth.
26 November 1853
Mortality from cholera in districts supplied by water companiesPage 1 of the Weekly Return of Births and Deaths in London for the week ending 26 November 1853. The table at the bottom of the first page makes it clear that a population of over 300,000 people in South London were served by two water companies still in active competition. This area constituted the inter-mixed watersheds of the Lambeth and Southwark & Vauxhall (S&V) water companies. This return, however, did not appear until the 1853 cholera epidemic was in its fourteenth week, too late for Snow to begin inquiries. He had no idea at this point if such an opportunity to add supporting evidence for his theory of the communication of cholera would reappear the following year. If cholera did not come in 1854, S&V would likely have shifted its supply source from Battersea to purer Thames water drawn above the Tedington Lock before the next visitation. There was no natural experiment if both companies provided essentially the same quality of water.
19 June 1858
Obituary notice for John SnowPDF from photocopy, courtesy of the Taubman Medical Library, University of Michigan. We announce with great pain and grief the death of our distinguished and estimable brother, Dr. Snow. [remaining transcript pending]
1 March 1859
Eulogy for John Snow, Royal Medical & Chirurgical SocietyPDF from photocopy, courtesy of the National Library of Medicine. Dr. John Snow, so well known in this Society, died on the 16th of June last, at the age of forty-five. [full transcript pending]

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