Hints from the Health Department. Leaflet from the archive of the Society of Medical Officers of Health. Credit: Wellcome Collection, London
[Report of the Medical Officer of Health for Wandsworth District, The Board of Works (Clapham, Putney, Streatham, Tooting & Wandsworth)]
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Medical Officers of Health Annual Report.
clean, and it does not seem possible to suppose that the
ova of the leech could find their way through the filter
bed, nor that any of the water could be delivered without
passing through the filter.
Subjoined is a table giving the means of the monthly
analyses of the water supplied by the Southwark and
Vauxhall and Lambeth Companies made by Sir Edward
Frankland.